AMD Radeon HD 6490M Mac Edition vs AMD Radeon R7 M465X
We compared two Mobile platform GPUs: 256MB VRAM Radeon HD 6490M Mac Edition and 2GB VRAM Radeon R7 M465X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R7 M465X 's Advantages
Released 5 years late
Boost Clock925MHz
More VRAM (2GB vs 256GB)
Larger VRAM bandwidth (72.00GB/s vs 25.41GB/s)
352 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 6490M Mac Edition
0.24 TFLOPS
Radeon R7 M465X
+294%
0.947 TFLOPS
Graphics Card
May 2011
Release Date
May 2016
Vancouver
Generation
Gem System
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
900 MHz
-
Boost Clock
925 MHz
794 MHz
Memory Clock
1125 MHz
Memory
256MB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
64bit
Memory Bus
128bit
25.41GB/s
Bandwidth
72.00GB/s
Render Config
2
Compute Units
8
-
-
-
160
Shading Units
512
8
TMUs
32
4
ROPs
16
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
3.000 GPixel/s
Pixel Rate
14.80 GPixel/s
6.000 GTexel/s
Texture Rate
29.60 GTexel/s
-
-
-
240.0 GFLOPS
FP32 (float)
947.2 GFLOPS
-
FP64 (double)
59.20 GFLOPS
Board Design
Unknown
TDP
Unknown
-
-
-
Portable Device Dependent
Outputs
Portable Device Dependent
-
-
-
Graphics Processor
Seymour
GPU Name
Tropo
Seymour XTX M2
(216-0809000)
GPU Variant
Tropo LE
TeraScale 2
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.37 billion
Transistors
1.5 billion
67 mm²
Die Size
123 mm²
Graphics Features
11.2 (11_0)
DirectX
12 (11_1)
4.4
OpenGL
4.6
1.2
OpenCL
2.1 (1.2)
N/A
Vulkan
1.2.170
-
-
-
5.0
Shader Model
6.5 (5.1)
