Home GPU Comparison AMD Radeon HD 6750M Mac Edition vs AMD Radeon R9 M295X Mac Edition

AMD Radeon HD 6750M Mac Edition vs AMD Radeon R9 M295X Mac Edition

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6750M Mac Edition and 4GB VRAM Radeon R9 M295X Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6750M Mac Edition 's Advantages
Lower TDP (35W vs 250W)
AMD Radeon R9 M295X Mac Edition 's Advantages
Released 3 years and 7 months late
More VRAM (4GB vs 512GB)
Larger VRAM bandwidth (174.3GB/s vs 50.82GB/s)
1568 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 6750M Mac Edition
0.574 TFLOPS
Radeon R9 M295X Mac Edition +506%
3.482 TFLOPS
VS

Graphics Card

Apr 2011
Release Date
Nov 2014
Vancouver
Generation
Crystal System
Mobile
Type
Mobile
MXM-A (3.0)
Bus Interface
MXM-B (3.0)

Clock Speeds

-
-
-
-
-
-
794 MHz
Memory Clock
1362 MHz

Memory

512MB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
256bit
50.82GB/s
Bandwidth
174.3GB/s

Render Config

6
Compute Units
32
-
-
-
480
Shading Units
2048
24
TMUs
128
8
ROPs
32
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

4.784 GPixel/s
Pixel Rate
27.20 GPixel/s
14.35 GTexel/s
Texture Rate
108.8 GTexel/s
-
FP16 (half)
3.482 TFLOPS
574.1 GFLOPS
FP32 (float)
3.482 TFLOPS
-
FP64 (double)
217.6 GFLOPS

Board Design

35W
TDP
250W
-
-
-
No outputs
Outputs
No outputs
-
-
-

Graphics Processor

Whistler
GPU Name
Amethyst
Whistler PRO (216-0810005)
GPU Variant
Amethyst XT
TeraScale 2
Architecture
GCN 3.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.716 billion
Transistors
5 billion
104 mm²
Die Size
366 mm²

Graphics Features

11.2 (11_0)
DirectX
12 (12_0)
4.4
OpenGL
4.6
1.2
OpenCL
2.0
N/A
Vulkan
1.2
-
-
-
5.0
Shader Model
6.3

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