Radeon R5 M330 vs Radeon R9 M290X Mac Edition
We compared two Mobile platform GPUs: 2GB VRAM Radeon R5 M330 and 2GB VRAM Radeon R9 M290X 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 Clock has increased by 6% (1030MHz vs 975MHz)
Lower TDP (18W vs 80W)
Radeon R9 M290X Mac Edition 's Advantages
Larger VRAM bandwidth (174.7GB/s vs 14.40GB/s)
704 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R5 M330
659
Radeon R9 M290X Mac Edition
+203%
1997
Graphics Card
May 2015
Release Date
Nov 2014
Crystal System
Generation
Crystal System
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
955 MHz
Base Clock
850 MHz
1030 MHz
Boost Clock
975 MHz
900 MHz
Memory Clock
1365 MHz
Memory
2GB
Memory Size
2GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
256bit
14.40GB/s
Bandwidth
174.7GB/s
Render Config
5
Compute Units
16
320
Shading Units
1024
20
TMUs
64
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
31.20 GPixel/s
20.60 GTexel/s
Texture Rate
62.40 GTexel/s
659.2 GFLOPS
FP32 (float)
1.997 TFLOPS
41.20 GFLOPS
FP64 (double)
124.8 GFLOPS
Board Design
18W
TDP
80W
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
Exo
GPU Name
Pitcairn
Exo PRO
GPU Variant
Pitcairn PRO
(215-0828062)
GCN 1.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
0.69 billion
Transistors
2.8 billion
56 mm²
Die Size
212 mm²
Graphics Features
12 (11_1)
DirectX
12 (11_1)
4.6
OpenGL
4.6
1.2
OpenCL
1.2
1.2
Vulkan
1.2
5.0
Shader Model
5.1
