AMD Radeon HD 6950 vs NVIDIA RTX A2000
GPU Specs Compare
Graphics Card
Release Date
Dec 2010
Aug 2021
Generation
Northern Islands
Quadro Ampere
Type
Desktop
Professional
Bus Interface
PCIe 2.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1250 MHz
1500 MHz
Base Clock
-
562 MHz
Boost Clock
-
1200 MHz
Memory
Memory Size
2GB
6GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
192bit
Bandwidth
160.0GB/s
288.0GB/s
Render Config
Compute Units
22
-
Shading Units
1408
3328
TMUs
88
104
ROPs
32
48
L1 Cache
8 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
3 MB
SM Count
-
26
Tensor Cores
-
104
RT Cores
-
26
Theoretical Performance
Pixel Rate
25.60 GPixel/s
57.60 GPixel/s
Texture Rate
70.40 GTexel/s
124.8 GTexel/s
FP32 (float)
2.253 TFLOPS
7.987 TFLOPS
FP64 (double)
563.2 GFLOPS
124.8 GFLOPS
FP16 (half)
-
7.987 TFLOPS
Graphics Processor
GPU Name
Cayman
GA106
GPU Variant
Cayman PRO(215-0807019)
GA106-850-A1
Architecture
TeraScale 3
Ampere
Foundry
TSMC
Samsung
Process Size
40 nm
8 nm
Transistors
2.64 billion
12 billion
Die Size
389 mm²
276 mm²
Board Design
TDP
200W
70W
Suggested PSU
550 W
250 W
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
4x mini-DisplayPort 1.4a
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
11.2 (11_0)
12 Ultimate (12_2)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.3
Shader Model
5.0
6.7
CUDA
-
8.6