AMD Radeon R9 M290X Mac Edition vs AMD Radeon E9260 MXM
We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M290X Mac Edition and 4GB VRAM Radeon E9260 MXM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 M290X Mac Edition 's Advantages
Larger VRAM bandwidth (174.7GB/s vs 112.0GB/s)
128 additional rendering cores
AMD Radeon E9260 MXM 's Advantages
Released 1 years and 10 months late
Boost Clock has increased by 23% (1200MHz vs 975MHz)
More VRAM (4GB vs 2GB)
Lower TDP (50W vs 80W)
Score
Benchmark
FP32 (float)
Radeon R9 M290X Mac Edition
1.997 TFLOPS
Radeon E9260 MXM
+7%
2.15 TFLOPS
Graphics Card
Nov 2014
Release Date
Sep 2016
Crystal System
Generation
Embedded
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
MXM-A (3.0)
Clock Speeds
850 MHz
Base Clock
1090 MHz
975 MHz
Boost Clock
1200 MHz
1365 MHz
Memory Clock
1750 MHz
Memory
2GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
174.7GB/s
Bandwidth
112.0GB/s
Render Config
16
Compute Units
14
-
-
-
1024
Shading Units
896
64
TMUs
48
32
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
1024 KB
-
-
-
Theoretical Performance
31.20 GPixel/s
Pixel Rate
19.20 GPixel/s
62.40 GTexel/s
Texture Rate
57.60 GTexel/s
-
FP16 (half)
2.150 TFLOPS
1.997 TFLOPS
FP32 (float)
2.150 TFLOPS
124.8 GFLOPS
FP64 (double)
134.4 GFLOPS
Board Design
80W
TDP
50W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
Pitcairn
GPU Name
Baffin
Pitcairn PRO
(215-0828062)
GPU Variant
Baffin PRO
GCN 1.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
2.8 billion
Transistors
3 billion
212 mm²
Die Size
123 mm²
Graphics Features
12 (11_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
1.2
OpenCL
2.1
1.2
Vulkan
1.2
-
-
-
5.1
Shader Model
6.4
