AMD Radeon HD 6970 vs AMD Radeon RX 570 X2
GPU Specs Compare
Graphics Card
Release Date
Dec 2010
Unknown
Generation
Northern Islands
Mining GPUs
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1375 MHz
2100 MHz
Base Clock
-
1120 MHz
Boost Clock
-
1206 MHz
Memory
Memory Size
2GB
8GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
176.0GB/s
268.8GB/s
Render Config
Compute Units
24
32
Shading Units
1536
2048
TMUs
96
128
ROPs
32
32
L1 Cache
8 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
2 MB
Theoretical Performance
Pixel Rate
28.16 GPixel/s
38.59 GPixel/s
Texture Rate
84.48 GTexel/s
154.4 GTexel/s
FP32 (float)
2.703 TFLOPS
4.940 TFLOPS
FP64 (double)
675.8 GFLOPS
308.7 GFLOPS
FP16 (half)
-
4.940 TFLOPS
Graphics Processor
GPU Name
Cayman
Polaris 20
GPU Variant
Cayman XT(215-0807007)
Polaris 20 XL(215-0910052)
Architecture
TeraScale 3
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
40 nm
14 nm
Transistors
2.64 billion
5.7 billion
Die Size
389 mm²
232 mm²
Board Design
TDP
250W
180W
Suggested PSU
600 W
450 W
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x HDMI 2.0b
Power Connectors
1x 6-pin + 1x 8-pin
2x 8-pin
Graphics Features
DirectX
11.2 (11_0)
12 (12_0)
OpenGL
4.4
4.6
OpenCL
1.2
2.1
Vulkan
N/A
1.2
Shader Model
5.0
6.4