AMD Radeon HD 6970 vs AMD Radeon RX 470D
GPU Specs Compare
Graphics Card
Release Date
Dec 2010
Oct 2016
Generation
Northern Islands
Arctic Islands
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1375 MHz
1650 MHz
Base Clock
-
926 MHz
Boost Clock
-
1206 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
176.0GB/s
211.2GB/s
Render Config
Compute Units
24
28
Shading Units
1536
1792
TMUs
96
112
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
135.1 GTexel/s
FP32 (float)
2.703 TFLOPS
4.322 TFLOPS
FP64 (double)
675.8 GFLOPS
270.1 GFLOPS
FP16 (half)
-
4.322 TFLOPS
Graphics Processor
GPU Name
Cayman
Ellesmere
GPU Variant
Cayman XT(215-0807007)
Polaris 10 PROD
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
120W
Suggested PSU
600 W
300 W
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-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