AMD Radeon HD 8970M vs AMD Radeon RX 460 Mobile
GPU Specs Compare
Graphics Card
Release Date
May 2013
Aug 2016
Generation
Solar System
Mobility Radeon
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
850 MHz
1000 MHz
Boost Clock
900 MHz
1180 MHz
Memory Clock
1200 MHz
1250 MHz
Memory
Memory Size
4GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
128bit
Bandwidth
153.6GB/s
80.00GB/s
Render Config
Compute Units
20
14
Shading Units
1280
896
TMUs
80
56
ROPs
32
16
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
1024 KB
Theoretical Performance
Pixel Rate
28.80 GPixel/s
18.88 GPixel/s
Texture Rate
72.00 GTexel/s
66.08 GTexel/s
FP32 (float)
2.304 TFLOPS
2.115 TFLOPS
FP64 (double)
144.0 GFLOPS
132.2 GFLOPS
FP16 (half)
-
2.115 TFLOPS
Graphics Processor
GPU Name
Neptune
Baffin
GPU Variant
Neptune XT(216-0847000)
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
55W
Outputs
No outputs
No outputs
Power Connectors
-
None
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