Home GPU Comparison AMD Radeon E8860 vs AMD Radeon HD 8790M

AMD Radeon E8860 vs AMD Radeon HD 8790M

We compared two Mobile platform GPUs: 2GB VRAM Radeon E8860 and 2GB VRAM Radeon HD 8790M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E8860 's Advantages
Released 9 months late
Larger VRAM bandwidth (72.00GB/s vs 64.00GB/s)
256 additional rendering cores
AMD Radeon HD 8790M 's Advantages
Boost Clock has increased by 44% (900MHz vs 625MHz)

Score

Benchmark

FP32 (float)
Radeon E8860 +15%
0.8 TFLOPS
Radeon HD 8790M
0.691 TFLOPS
VS

Graphics Card

Jan 2014
Release Date
Apr 2013
Embedded
Generation
Solar System
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
MXM-A (3.0)

Clock Speeds

575 MHz
Base Clock
850 MHz
625 MHz
Boost Clock
900 MHz
1125 MHz
Memory Clock
1000 MHz

Memory

2GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
128bit
72.00GB/s
Bandwidth
64.00GB/s

Render Config

10
Compute Units
6
-
-
-
640
Shading Units
384
40
TMUs
24
16
ROPs
8
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

10.00 GPixel/s
Pixel Rate
7.200 GPixel/s
25.00 GTexel/s
Texture Rate
21.60 GTexel/s
-
-
-
800.0 GFLOPS
FP32 (float)
691.2 GFLOPS
50.00 GFLOPS
FP64 (double)
43.20 GFLOPS

Board Design

37W
TDP
Unknown
-
-
-
1x VGA
Outputs
Portable Device Dependent
1x 6-pin + 1x 8-pin
Power Connectors
None

Graphics Processor

Venus
GPU Name
Mars
Venus MCM
GPU Variant
Mars M2 XTX (216-0842036)
GCN 1.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.5 billion
Transistors
0.95 billion
123 mm²
Die Size
77 mm²

Graphics Features

12 (11_1)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.1 (1.2)
OpenCL
2.1 (1.2)
1.2.170
Vulkan
1.2.170
-
-
-
6.5 (5.1)
Shader Model
6.5 (5.1)

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