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