AMD Radeon Instinct MI6 vs AMD Radeon R7 265X OEM
GPU Specs Compare
Graphics Card
Release Date
Dec 2016
Aug 2014
Generation
Radeon Instinct
Volcanic Islands
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1120 MHz
900 MHz
Boost Clock
1233 MHz
925 MHz
Memory Clock
1750 MHz
1400 MHz
Memory
Memory Size
8GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
224.0GB/s
179.2GB/s
Render Config
Compute Units
36
20
Shading Units
2304
1280
TMUs
144
80
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
512 KB
Theoretical Performance
Pixel Rate
39.46 GPixel/s
29.60 GPixel/s
Texture Rate
177.6 GTexel/s
74.00 GTexel/s
FP16 (half)
5.682 TFLOPS
-
FP32 (float)
5.682 TFLOPS
2.368 TFLOPS
FP64 (double)
355.1 GFLOPS
148.0 GFLOPS
Graphics Processor
GPU Name
Ellesmere
Curacao
GPU Variant
Ellesmere XT
Curacao PRO(215-0848000)
Architecture
GCN 4.0
GCN 1.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
28 nm
Transistors
5.7 billion
2.8 billion
Die Size
232 mm²
212 mm²
Board Design
TDP
150W
150W
Suggested PSU
450 W
450 W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
1x 6-pin
1x 6-pin
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