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
$385 CAD✓
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
NVIDIA
RTX A4000Price
$1,500 CAD
Benchmark %
Normalized benchmark score vs. the fastest GPU in our database (100%). Aggregated from 3DMark-style results across multiple tests.
—
Benchmarks and value scores are currently being verified for this latest hardware.
VRAM
16 GB GDDR6✓
Key Specs Advantage
+700% CUDA Cores (6,144 vs 768)
+300% Memory Bus (256-bit vs 64-bit)
+250% Bandwidth (448 GB/s vs 128 GB/s)
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon RX 6400 | RTX A4000 |
|---|---|---|
| Architecture | RDNA 2 | Ampere |
| Process Node | TSMC N6 | — |
| CUDA Cores (Stream Processors / CUDA Cores) | 768 | 6,144✓ |
| Ray Tracing Cores | 12 | — |
Clock Speeds
| Specification | Radeon RX 6400 | RTX A4000 |
|---|---|---|
| Base Clock | 1,923 MHz | — |
| Boost Clock | 2,321 MHz | — |
Memory
| Specification | Radeon RX 6400 | RTX A4000 |
|---|---|---|
| VRAM Capacity | 4 GB | 16 GB✓ |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 64-bit | 256-bit✓ |
| Memory Speed | 16 Gbps | — |
| Bandwidth | 128 GB/s | 448 GB/s✓ |
Connectivity & Power
| Specification | Radeon RX 6400 | RTX A4000 |
|---|---|---|
| Interface | PCIe 4.0 x4 | PCIe 4.0 x16 |
| TDP | 53 W✓ | 140 W |
| Power Connectors | None | — |
| Released | Jan 2022 | Apr 2021 |
Workstation
| Specification | Radeon RX 6400 | RTX A4000 |
|---|---|---|
| FP32 (TFLOPS) | — | 19.2 TFLOPS |
| ECC | — | Yes✓ |
| NVLink | — | No✓ |
| Form factor | — | single-slot |