Radeon R5 M330 vs Radeon R9 M295X Mac Edition
We compared two Mobile platform GPUs: 2GB VRAM Radeon R5 M330 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
Radeon R5 M330 's Advantages
Released 6 months late
Boost Clock1030MHz
Lower TDP (18W vs 250W)
Radeon R9 M295X Mac Edition 's Advantages
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (174.3GB/s vs 14.40GB/s)
1728 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R5 M330
659
Radeon R9 M295X Mac Edition
+428%
3482
Graphics Card
May 2015
Release Date
Nov 2014
Crystal System
Generation
Crystal System
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
MXM-B (3.0)
Clock Speeds
955 MHz
Base Clock
-
1030 MHz
Boost Clock
-
900 MHz
Memory Clock
1362 MHz
Memory
2GB
Memory Size
4GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
256bit
14.40GB/s
Bandwidth
174.3GB/s
Render Config
5
Compute Units
32
320
Shading Units
2048
20
TMUs
128
8
ROPs
32
16 KB (per CU)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
512 KB
Theoretical Performance
8.240 GPixel/s
Pixel Rate
27.20 GPixel/s
20.60 GTexel/s
Texture Rate
108.8 GTexel/s
-
FP16 (half)
3.482 TFLOPS
659.2 GFLOPS
FP32 (float)
3.482 TFLOPS
41.20 GFLOPS
FP64 (double)
217.6 GFLOPS
Board Design
18W
TDP
250W
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
Exo
GPU Name
Amethyst
Exo PRO
GPU Variant
Amethyst XT
GCN 1.0
Architecture
GCN 3.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
0.69 billion
Transistors
5 billion
56 mm²
Die Size
366 mm²
Graphics Features
12 (11_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
1.2
OpenCL
2.0
1.2
Vulkan
1.2
5.0
Shader Model
6.3
