AMD Radeon R9 M295X vs AMD Radeon HD 6870 1600SP Edition
GPU · Specs Compare
Graphics Card
Release Date
Nov 2014
Jan 2013
Generation
Crystal System
Northern Islands
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 2.0 x16
Clock Speeds
Memory Clock
1250 MHz
1050 MHz
Memory
Memory Size
4GB
1024MB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
160.0GB/s
134.4GB/s
Render Config
Compute Units
32
20
Shading Units
2048
1600
TMUs
128
80
ROPs
32
32
L1 Cache
16 KB (per CU)
8 KB (per CU)
L2 Cache
512 KB
512 KB
Theoretical Performance
Pixel Rate
23.14 GPixel/s
27.20 GPixel/s
Texture Rate
92.54 GTexel/s
68.00 GTexel/s
FP16 (half)
2.961 TFLOPS
—
FP32 (float)
2.961 TFLOPS
2.720 TFLOPS
FP64 (double)
185.1 GFLOPS
544.0 GFLOPS
Graphics Processor
GPU Name
Amethyst
Cypress
GPU Variant
Amethyst XT
Cypress XT(215-0735033)
Architecture
GCN 3.0
TeraScale 2
Foundry
TSMC
TSMC
Process Size
28 nm
40 nm
Transistors
5 billion
2.154 billion
Die Size
366 mm²
334 mm²
Board Design
TDP
250W
175W
Outputs
No outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power Connectors
None
2x 6-pin
Suggested PSU
—
450 W
Graphics Features
DirectX
12 (12_0)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
2.0
1.2
Vulkan
1.2
N/A
Shader Model
6.3
5.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.