AMD Radeon RX 470 Mobile vs AMD Radeon HD 7970 X2
GPU · Specs Compare
Graphics Card
Release Date
Aug 2016
Aug 2012
Generation
Mobility Radeon
Southern Islands
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 3.0 x16
Clock Speeds
Base Clock
926 MHz
—
Boost Clock
1074 MHz
—
Memory Clock
1750 MHz
1375 MHz
Memory
Memory Size
8GB
3GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
384bit
Bandwidth
224.0GB/s
264.0GB/s
Render Config
Compute Units
32
32
Shading Units
2048
2048
TMUs
128
128
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
768 KB
Theoretical Performance
Pixel Rate
34.37 GPixel/s
29.60 GPixel/s
Texture Rate
137.5 GTexel/s
118.4 GTexel/s
FP16 (half)
4.399 TFLOPS
—
FP32 (float)
4.399 TFLOPS
3.789 TFLOPS
FP64 (double)
274.9 GFLOPS
947.2 GFLOPS
Graphics Processor
GPU Name
Ellesmere
New Zealand
GPU Variant
Ellesmere PRO
—
Architecture
GCN 4.0
GCN 1.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
28 nm
Transistors
5.7 billion
4.313 billion
Die Size
232 mm²
352 mm²
Board Design
TDP
85W
500W
Outputs
No outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
3x 8-pin
Suggested PSU
—
900 W
Graphics Features
DirectX
12 (12_0)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
1.2
Vulkan
1.2
1.2
Shader Model
6.4
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.