High-Refresh 1440p Gamers
The strongest overall fit; the 9800X3D and 16GB-class GPU option are matched for high frame rates without sacrificing quality.
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Price range: $2,629.99 through $2,999.99
The Pulsar 9800 pairs an AMD Ryzen 7 9800X3D with your choice of an ASRock Challenger Radeon RX 9070 XT 16GB or an RTX 5070 Ti for high-refresh 1440p gaming and strong 4K capability. Every component below can be customized before checkout.
✓ AMD Ryzen 7 9800X3D — 8-Core / 16-Thread, 96MB L3 Cache
✓ Radeon RX 9070 XT 16GB or RTX 5070 Ti (Your Choice)
✓ 32GB DDR5-6000 CL36 Dual-Channel
✓ 2TB PCIe 4.0 NVMe SSD
✓ 360mm AIO + 10 Case Fans
✓ 850W PSU · Wi-Fi 7 + 5Gb Ethernet
This is the starting configuration. PC case finish and GPU can both be changed in the configurator above before checkout.
| Component | Specification | What It Delivers |
|---|---|---|
| CPU | AMD Ryzen 7 9800X3D (8 Cores / 16 Threads, 4.7GHz Base / up to 5.2GHz Boost, 96MB L3 Cache) | Gaming-focused Zen 5 performance with AMD 3D V-Cache |
| GPU | ASRock Challenger Radeon RX 9070 XT 16GB or RTX 5070 Ti (configurable) | High-refresh 1440p, strong 4K gaming, and substantial VRAM |
| Motherboard | MSI PRO X870E-P WIFI (ATX, AM5) | X870E platform with Wi-Fi 7, 5Gb Ethernet, PCIe 5.0, and Gen5 M.2 |
| Memory | 32GB (2×16) DDR5-6000 CL36 | Dual-channel memory for gaming, streaming, and multitasking |
| Storage | 2TB PCIe 4.0 NVMe SSD | Fast storage with practical capacity for modern game libraries |
| Cooling | 360mm AIO Liquid Cooler | Substantial thermal headroom for long gaming sessions |
| Case | Sirius Matrix PC Case (Black or White) | Sirius showcase chassis built around high-performance hardware |
| Case Cooling | 10 Case Fans | High-volume airflow around the GPU, radiator, motherboard, and storage |
| Power Supply | 850W PSU | Appropriate power capacity with additional headroom |
| Warranty | 3-Year Labor + Manufacturer Part Warranties | Covered support for the life of the build |
Estimated ranges for the base RX 9070 XT configuration. Actual FPS varies by selected GPU, game patch, drivers, and in-game settings.
| Game | 1440p High/Ultra | 4K High/Ultra | Experience |
|---|---|---|---|
| Call of Duty / Warzone | 180–240+ FPS | 115–165+ FPS | High-refresh multiplayer |
| Fortnite | 190–280+ FPS | 120–180+ FPS | Competitive / high-refresh |
| Apex Legends | 220–300+ FPS | 150–210+ FPS | Competitive gaming |
| Counter-Strike 2 | 350–500+ FPS | 250–350+ FPS | Very high-refresh esports |
| Valorant | 450+ FPS | 300+ FPS | CPU-sensitive esports |
| Cyberpunk 2077 | 110–160+ FPS | 70–105+ FPS | AAA visuals |
| Forza Horizon 5 | 190–250+ FPS | 125–175+ FPS | High-refresh racing |
| Baldur’s Gate 3 | 180–250+ FPS | 120–170+ FPS | RPG / open-world gaming |
| Red Dead Redemption 2 | 150–200+ FPS | 95–135+ FPS | High-quality AAA gaming |
This table matches the figures already published on the live page for the base RX 9070 XT configuration — carried over unchanged.
The Ryzen 7 9800X3D and your choice of RX 9070 XT or RTX 5070 Ti are built for gamers who want high frame rates without paying for hardware they won’t use.
The strongest overall fit; the 9800X3D and 16GB-class GPU option are matched for high frame rates without sacrificing quality.
450+ FPS in Valorant and up to 500+ FPS in Counter-Strike 2 make the most of the 9800X3D’s large cache.
The gaming-focused CPU and modern GPU handle racing sims, flight sims, and other CPU-sensitive titles well.
Hardware video encoding plus 8 cores and 32GB of RAM support single-PC streaming setups.
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Our gaming PCs arrive clean and optimized, so you can install your favorite games and start playing sooner.
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Every gaming desktop is packaged in our protective wooden crate to help safeguard your investment during shipping.
3-Year Labor Warranty
Enjoy added confidence knowing your gaming PC is backed by comprehensive labor warranty coverage.
Lifetime Technical Support
Our experienced support team is here to help whenever you need assistance, upgrades, or technical guidance.
Choose the RX 9070 XT 16GB if you want more VRAM and strong raster performance from AMD’s RDNA 4 architecture. Choose the RTX 5070 Ti if you prefer NVIDIA-specific features like DLSS and dedicated ray tracing cores. Both are strong 1440p-to-4K picks — the choice comes down to VRAM capacity versus NVIDIA software features.
High-refresh 1440p is where this system is strongest, but it’s also capable at 4K in most titles — especially with tuned settings or upscaling. If maximum ray-traced 4K performance is your top priority, a higher GPU tier would be a better fit.
For gaming alone, the standard 32GB is the right balance and won’t meaningfully boost FPS if you upgrade. 64GB makes more sense if you’re also running heavy Premiere Pro or DaVinci Resolve projects, Unreal Engine, large Blender scenes, or virtual machines alongside your games.
It depends on your GPU choice. With the RTX 5070 Ti, yes — NVIDIA’s CUDA and OptiX are well supported in Blender. With the RX 9070 XT, general 3D work and viewport performance are solid, but CUDA/OptiX-specific rendering workflows require an NVIDIA GPU, so the RTX 5070 Ti is the better pick if that’s a priority.
They’re close mirror-image siblings. The Pulsar 9800 uses the Ryzen 7 9800X3D with an RX 9070 XT base configuration (RTX 5070 Ti optional), while the Pulsar V2 uses the Ryzen 7 7800X3D with an RTX 5070 Ti base configuration (RX 9070 XT optional). Compare CPU generation and your preferred base GPU to see which fits better.
Radeon RX 9060 XT 8 GB
Intel Core i5-12600K
MSI PRO B760-P WiFi DDR4
Corsair Vengeance LPX 16 GB DDR4
Crucial P310 1 TB PCIe 4.0 NVMe
$1,489.99
RX 9060 xt 16 GB
AMD Ryzen 7 9700x
MSI B650 Gaming Plus WiFi
32 GB (2×16 GB) DDR5
1 TB PCIe 4.0 NVMe
Price range: $1,659.99 through $1,839.99
NVIDIA RTX 5080 16 GB
AMD Ryzen 7 9800X3D
MSI PRO X870E-P WIFI ATX AM5 Motherboard
32 GB
2 TB PCIe 4.0 NVMe
Windows 11 Pro
Original price was: $3,599.99.$3,299.99Current price is: $3,299.99.
The 9800X3D’s 96MB of L3 cache is what keeps frame times consistent regardless of which GPU you select — in CPU-sensitive moments like packed Counter-Strike 2 rounds or dense Fortnite fights, that cache prevents the stutter and 1% low drops a non-X3D chip would show at this price point. That advantage holds true whichever GPU path you choose.
Both GPU options are matched to the same target: high-refresh 1440p with genuine 4K capability. The 9800X3D isn’t the bottleneck for either choice, and neither GPU option is held back by the CPU — this is a balanced foundation, not a CPU that favors one GPU brand over the other.
The MSI PRO X870E-P WIFI gives this build PCIe 5.0, Gen5 M.2 storage support, Wi-Fi 7, and 5Gb Ethernet from the base configuration — connectivity that goes meaningfully beyond a standard mid-tier board. This matters if you’re on a fast internet plan, use NAS storage, or transfer large files regularly; if your setup is simpler, most of this sits as future-ready headroom rather than something you’ll notice day to day.
32GB dual-channel DDR5-6000 is deliberately not oversized here — it’s sized for gaming, streaming, and everyday creator work without paying for capacity a gaming-first system won’t use. The 2TB NVMe drive gives you room for a substantial modern library from day one, with the X870E platform’s Gen5 M.2 support making it straightforward to add a second drive later if your library or project files grow past that.
Both GPU options draw real power under sustained 1440p/4K load, and this cooling setup is sized to handle either one without compromise. The 360mm AIO keeps the 9800X3D at rated boost clocks through extended sessions, while the 10-fan Matrix configuration maintains consistent airflow regardless of which GPU ends up under the hood.
Choose Pulsar 9800 if:
Consider a different Sirius build if:
Does the GPU Choice Affect Anything Else in the Build?
No — CPU, motherboard, memory, storage, cooling, and case remain identical regardless of which GPU you select; only the graphics card itself changes.
How Loud Is This System Under Load?
The 360mm AIO and 10-fan configuration are sized to handle either GPU option’s full power draw, keeping fan speeds controlled during typical 1440p/4K gaming.
Is 5Gb Ethernet Actually Faster Than Standard Gigabit in Practice?
Yes, if your internet plan and router support it — 5Gb Ethernet meaningfully outpaces standard Gigabit for large downloads, NAS access, and local file transfers, though your actual speeds depend on the rest of your network hardware.
Can I Add a Second Storage Drive to This Build?
Yes — the X870E platform supports additional Gen5 M.2 storage; worth planning for at checkout if you already know your library will exceed 2TB.
Why Does This Build Use an 850W PSU Instead of a Larger One?
850W is appropriately sized for either GPU option plus real headroom — it’s a balanced choice rather than an oversized PSU added just to look premium on the spec sheet.
Is This Build a Good Fit for Racing or Flight Simulators?
Yes — the 9800X3D’s cache advantage is particularly strong in CPU-sensitive simulation titles, and either GPU option provides enough graphics headroom for high-detail sim visuals at 1440p or 4K.
This build’s PC case finish and GPU are configurable before checkout. Configuration shown above reflects the base Pulsar 9800 build.