AMD Radeon RX 6950 XT vs NVIDIA RTX A4000
GPU · Specs Compare
Graphics Card
Release Date
May 2022
Apr 2021
Generation
Navi II
Quadro Ampere
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1860 MHz
735 MHz
Boost Clock
2310 MHz
1560 MHz
Memory Clock
2250 MHz
1750 MHz
Memory
Memory Size
16GB
16GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
256bit
Bandwidth
576.0GB/s
448.0GB/s
Render Config
Compute Units
80
—
Shading Units
5120
6144
TMUs
320
192
ROPs
128
96
RT Cores
80
48
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
4 MB
4 MB
L3 Cache
128 MB
—
SM Count
—
48
Tensor Cores
—
192
Theoretical Performance
Pixel Rate
295.7 GPixel/s
149.8 GPixel/s
Texture Rate
739.2 GTexel/s
299.5 GTexel/s
FP16 (half)
47.31 TFLOPS
19.17 TFLOPS
FP32 (float)
23.65 TFLOPS
19.17 TFLOPS
FP64 (double)
1478 GFLOPS
299.5 GFLOPS
Graphics Processor
GPU Name
Navi 21
GA104
GPU Variant
Navi 21 KXTX(215-121000289)
GA104-875-A1
Architecture
RDNA 2.0
Ampere
Foundry
TSMC
Samsung
Process Size
7 nm
8 nm
Transistors
26.8 billion
17.4 billion
Die Size
520 mm²
392 mm²
Board Design
TDP
335W
140W
Suggested PSU
700 W
300 W
Outputs
1x HDMI 2.12x DisplayPort 1.4a
4x DisplayPort 1.4a
Power Connectors
2x 8-pin
1x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.3
Shader Model
6.5
6.7
CUDA
—
8.6
Benchmark
3DMark Time Spy
—
11,079
3DMark Time Spy Extreme
—
5,367
OctaneBench
—
352
▲ Specs Compare
Data sourced from official specifications and benchmark tests.