GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Maximum Capacity Reached. Remove a model to add another. (2/2)
VS
Price
Awaiting Data
Benchmark %
Normalized benchmark score vs. the fastest GPU in our database (100%). Aggregated from 3DMark-style results across multiple tests.
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Benchmarks and value scores are currently being verified for this latest hardware.
VRAM
48 GB GDDR6✓
Key Specs Advantage
+700% Stream Processors (6,144 vs 768)
+575% Bandwidth (864 GB/s vs 128 GB/s)
+500% Memory Bus (384-bit vs 64-bit)
Awaiting Data
Price
$322 USD✓
Benchmark %
Normalized benchmark score vs. the fastest GPU in our database (100%). Aggregated from 3DMark-style results across multiple tests.
6%✓
VRAM
4 GB GDDR6
Key Specs Advantage
Comparable or lower specs
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon PRO W7900 | Radeon RX 6400 |
|---|---|---|
| Architecture | RDNA 3 | RDNA 2 |
| Process Node | — | TSMC N6 |
| CUDA Cores (Stream Processors / Stream Processors) | 6,144✓ | 768 |
| Ray Tracing Cores | — | 12 |
Clock Speeds
| Specification | Radeon PRO W7900 | Radeon RX 6400 |
|---|---|---|
| Base Clock | — | 1,923 MHz |
| Boost Clock | — | 2,321 MHz |
Memory
| Specification | Radeon PRO W7900 | Radeon RX 6400 |
|---|---|---|
| VRAM Capacity | 48 GB✓ | 4 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 384-bit✓ | 64-bit |
| Memory Speed | — | 16 Gbps |
| Bandwidth | 864 GB/s✓ | 128 GB/s |
Connectivity & Power
| Specification | Radeon PRO W7900 | Radeon RX 6400 |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x4 |
| TDP | 295 W | 53 W✓ |
| Power Connectors | — | None |
| Released | Nov 2022 | Jan 2022 |
Workstation
| Specification | Radeon PRO W7900 | Radeon RX 6400 |
|---|---|---|
| FP32 (TFLOPS) | 61.3 TFLOPS | — |
| ECC | Yes✓ | — |
| NVLink | No | — |
| Form factor | dual-slot | — |