AMD Radeon HD 7970M vs AMD Radeon RX 460 1024SP
GPU Specs Compare
Graphics Card
Release Date
Apr 2012
Jan 2017
Generation
London
Arctic Islands
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 3.0 x8
Clock Speeds
Memory Clock
1200 MHz
1750 MHz
Base Clock
-
1090 MHz
Boost Clock
-
1200 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
128bit
Bandwidth
153.6GB/s
112.0GB/s
Render Config
Compute Units
20
16
Shading Units
1280
1024
TMUs
80
64
ROPs
32
16
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
1024 KB
Theoretical Performance
Pixel Rate
27.20 GPixel/s
19.20 GPixel/s
Texture Rate
68.00 GTexel/s
76.80 GTexel/s
FP32 (float)
2.176 TFLOPS
2.458 TFLOPS
FP64 (double)
136.0 GFLOPS
153.6 GFLOPS
FP16 (half)
-
2.458 TFLOPS
Graphics Processor
GPU Name
Wimbledon
Baffin
GPU Variant
Wimbledon XT(216-0836036)
Baffin XT
Architecture
GCN 1.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
2.8 billion
3 billion
Die Size
212 mm²
123 mm²
Board Design
TDP
100W
75W
Outputs
No outputs
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
Power Connectors
None
None
Suggested PSU
-
250 W
Graphics Features
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.2
1.2
Shader Model
5.1
6.4