AMD Radeon R9 M470 vs AMD Radeon HD 7970
GPU · Specs Compare
Graphics Card
Release Date
May 2016
Jan 2012
Generation
Gem System
Southern Islands
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
900 MHz
—
Boost Clock
1000 MHz
—
Memory Clock
1375 MHz
1375 MHz
Memory
Memory Size
4GB
3GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
384bit
Bandwidth
88.00GB/s
264.0GB/s
Render Config
Compute Units
12
32
Shading Units
768
2048
TMUs
48
128
ROPs
16
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
768 KB
Theoretical Performance
Pixel Rate
16.00 GPixel/s
29.60 GPixel/s
Texture Rate
48.00 GTexel/s
118.4 GTexel/s
FP32 (float)
1.536 TFLOPS
3.789 TFLOPS
FP64 (double)
96.00 GFLOPS
947.2 GFLOPS
Graphics Processor
GPU Name
Emerald
Tahiti
GPU Variant
Emerald PRO
Tahiti XT(215-0821060)
Architecture
GCN 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.08 billion
4.313 billion
Die Size
160 mm²
352 mm²
Board Design
TDP
Unknown
250W
Outputs
Portable Device Dependent
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Suggested PSU
—
600 W
Power Connectors
—
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_0)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
2.1 (1.2)
Vulkan
1.2.170
1.2.170
Shader Model
6.5
6.5 (5.1)
Benchmark
3DMark Time Spy
—
2,310
3DMark Time Spy Extreme
—
1,209
▲ Specs Compare
Data sourced from official specifications and benchmark tests.