NVIDIA RTX A400 vs AMD Radeon RX 7900 XT
GPU · Specs Compare
Graphics Card
Release Date
Apr 2024
Nov 2022
Generation
Quadro Ampere(Ax000)
Navi III
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x16
Clock Speeds
Base Clock
1417 MHz
1387 MHz
Boost Clock
1762 MHz
2394 MHz
Memory Clock
1500 MHz
2500 MHz
Memory
Memory Size
4GB
20GB
Memory Type
GDDR6
GDDR6
Memory Bus
64bit
320bit
Bandwidth
96.00GB/s
800.0GB/s
Render Config
SM Count
6
—
Shading Units
768
5376
TMUs
24
336
ROPs
16
192
Tensor Cores
24
—
RT Cores
6
84
L1 Cache
128 KB (per SM)
256 KB per Array
L2 Cache
2 MB
6 MB
Compute Units
—
84
L3 Cache
—
80 MB
Theoretical Performance
Pixel Rate
28.19 GPixel/s
459.6 GPixel/s
Texture Rate
42.29 GTexel/s
804.4 GTexel/s
FP16 (half)
2.706 TFLOPS
103.0 TFLOPS
FP32 (float)
2.706 TFLOPS
51.48 TFLOPS
FP64 (double)
42.29 GFLOPS
1.609 TFLOPS
Graphics Processor
GPU Name
GA107
Navi 31
Architecture
Ampere
RDNA 3.0
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
8.7 billion
57.7 billion
Die Size
200 mm²
529 mm²
GPU Variant
—
Navi 31 XT(215-145000156)
Board Design
TDP
50W
300W
Suggested PSU
250 W
700 W
Outputs
4x mini-DisplayPort 1.4a
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
Power Connectors
None
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.2
Vulkan
1.3
1.3
CUDA
8.6
—
Shader Model
6.8
6.8
Benchmark
3DMark Time Spy
—
26,829
3DMark Time Spy Extreme
—
13,130
3DMark Speed Way
—
5,364
▲ Specs Compare
Data sourced from official specifications and benchmark tests.