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GPU Comparison
AMD Radeon E8870 vs AMD Radeon HD 6490M Mac Edition
AMD Radeon E8870 vs AMD Radeon HD 6490M Mac Edition
VS
AMD Radeon E8870
AMD Radeon HD 6490M Mac Edition
We compared two Mobile platform GPUs: 4GB VRAM Radeon E8870 and 256MB VRAM Radeon HD 6490M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon E8870 's Advantages
Released 4 years and 4 months late
Larger VRAM bandwidth (96.00GB/s vs 25.41GB/s)
608 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon E8870
+540%
1.536 TFLOPS
Radeon HD 6490M Mac Edition
0.24 TFLOPS
Radeon E8870
VS
Radeon HD 6490M Mac Edition
Graphics Card
Sep 2015
Release Date
May 2011
Embedded
Generation
Vancouver
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1500 MHz
Memory Clock
794 MHz
Memory
4GB
Memory Size
256MB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
64bit
96.00GB/s
Bandwidth
25.41GB/s
Render Config
-
SM Count
-
12
Compute Units
2
768
Shading Units
160
48
TMUs
8
16
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
128 KB
Theoretical Performance
16.00 GPixel/s
Pixel Rate
3.000 GPixel/s
48.00 GTexel/s
Texture Rate
6.000 GTexel/s
-
FP16 (half)
-
1.536 TFLOPS
FP32 (float)
240.0 GFLOPS
96.00 GFLOPS
FP64 (double)
-
Graphics Processor
Saturn
GPU Name
Seymour
Saturn PRO
GPU Variant
Seymour XTX M2 (216-0809000)
GCN 2.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
2.08 billion
Transistors
0.37 billion
160 mm²
Die Size
67 mm²
Board Design
75W
TDP
Unknown
-
Suggested PSU
-
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
-
Graphics Features
12 (12_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.0
OpenCL
1.2
1.2
Vulkan
N/A
-
CUDA
-
6.3
Shader Model
5.0
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