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GPU Comparison
AMD Radeon E8870 vs AMD Radeon HD 7590M
AMD Radeon E8870 vs AMD Radeon HD 7590M
VS
AMD Radeon E8870
AMD Radeon HD 7590M
We compared two Mobile platform GPUs: 4GB VRAM Radeon E8870 and 1024MB VRAM Radeon HD 7590M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon E8870 's Advantages
Released 3 years and 8 months late
More VRAM (4GB vs 1GB)
Larger VRAM bandwidth (96.00GB/s vs 25.60GB/s)
288 additional rendering cores
AMD Radeon HD 7590M 's Advantages
Lower TDP (18W vs 75W)
Score
Benchmark
FP32 (float)
Radeon E8870
+166%
1.536 TFLOPS
Radeon HD 7590M
0.576 TFLOPS
Radeon E8870
VS
Radeon HD 7590M
Graphics Card
Sep 2015
Release Date
Jan 2012
Embedded
Generation
London
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1500 MHz
Memory Clock
800 MHz
Memory
4GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
64bit
96.00GB/s
Bandwidth
25.60GB/s
Render Config
-
SM Count
-
12
Compute Units
6
768
Shading Units
480
48
TMUs
24
16
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
-
Theoretical Performance
16.00 GPixel/s
Pixel Rate
4.800 GPixel/s
48.00 GTexel/s
Texture Rate
14.40 GTexel/s
-
FP16 (half)
-
1.536 TFLOPS
FP32 (float)
576.0 GFLOPS
96.00 GFLOPS
FP64 (double)
-
Graphics Processor
Saturn
GPU Name
Thames
Saturn PRO
GPU Variant
Thames XT (216-0833000)
GCN 2.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
2.08 billion
Transistors
0.716 billion
160 mm²
Die Size
104 mm²
Board Design
75W
TDP
18W
-
Suggested PSU
-
No outputs
Outputs
No outputs
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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