Home GPU Comparison AMD Radeon E8860 vs AMD Radeon HD 7490M

AMD Radeon E8860 vs AMD Radeon HD 7490M

We compared two Mobile platform GPUs: 2GB VRAM Radeon E8860 and 1024MB VRAM Radeon HD 7490M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E8860 's Advantages
Released 2 years late
Boost Clock625MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (72.00GB/s vs 30.40GB/s)
480 additional rendering cores
AMD Radeon HD 7490M 's Advantages
Lower TDP (9W vs 37W)

Score

Benchmark

FP32 (float)
Radeon E8860 +212%
0.8 TFLOPS
Radeon HD 7490M
0.256 TFLOPS
VS

Graphics Card

Jan 2014
Release Date
Jan 2012
Embedded
Generation
London
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

575 MHz
Base Clock
-
625 MHz
Boost Clock
-
1125 MHz
Memory Clock
950 MHz

Memory

2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
64bit
72.00GB/s
Bandwidth
30.40GB/s

Render Config

10
Compute Units
2
-
-
-
640
Shading Units
160
40
TMUs
8
16
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

10.00 GPixel/s
Pixel Rate
3.200 GPixel/s
25.00 GTexel/s
Texture Rate
6.400 GTexel/s
-
-
-
800.0 GFLOPS
FP32 (float)
256.0 GFLOPS
50.00 GFLOPS
FP64 (double)
-

Board Design

37W
TDP
9W
-
-
-
1x VGA
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
-

Graphics Processor

Venus
GPU Name
Seymour
Venus MCM
GPU Variant
Seymour XTX (216-0810005)
GCN 1.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.5 billion
Transistors
0.37 billion
123 mm²
Die Size
67 mm²

Graphics Features

12 (11_1)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.1 (1.2)
OpenCL
1.2
1.2.170
Vulkan
N/A
-
-
-
6.5 (5.1)
Shader Model
5.0

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