Home GPU Comparison ATI Radeon E4690 MXM vs NVIDIA GeForce 8400M G

ATI Radeon E4690 MXM vs NVIDIA GeForce 8400M G

We compared two Mobile platform GPUs: 512MB VRAM Radeon E4690 MXM and 256MB VRAM GeForce 8400M G to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon E4690 MXM 's Advantages
Released 2 years and 1 months late
More VRAM (512GB vs 256GB)
Larger VRAM bandwidth (22.40GB/s vs 6.400GB/s)
312 additional rendering cores
NVIDIA GeForce 8400M G 's Advantages
Lower TDP (10W vs 30W)

Score

Benchmark

FP32 (float)
Radeon E4690 MXM +2853%
0.384 TFLOPS
GeForce 8400M G
0.013 TFLOPS
VS

Graphics Card

Jun 2009
Release Date
May 2007
Embedded
Generation
GeForce 8M
Mobile
Type
Mobile
MXM-II
Bus Interface
PCIe 1.0 x16

Clock Speeds

-
-
-
-
-
-
700 MHz
Memory Clock
400 MHz

Memory

512MB
Memory Size
256MB
GDDR3
Memory Type
GDDR3
128bit
Memory Bus
64bit
22.40GB/s
Bandwidth
6.400GB/s

Render Config

4
Compute Units
-
-
SM Count
1
320
Shading Units
8
32
TMUs
8
8
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
128 KB
L2 Cache
16 KB
-
-
-

Theoretical Performance

4.800 GPixel/s
Pixel Rate
1.600 GPixel/s
19.20 GTexel/s
Texture Rate
3.200 GTexel/s
-
-
-
384.0 GFLOPS
FP32 (float)
12.80 GFLOPS
-
-
-

Board Design

30W
TDP
10W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None

Graphics Processor

RV730
GPU Name
G86
RV730 XT E4690 (215-0729055)
GPU Variant
NB8M-SE
TeraScale
Architecture
Tesla
TSMC
Foundry
TSMC
55 nm
Process Size
80 nm
0.514 billion
Transistors
0.21 billion
146 mm²
Die Size
127 mm²

Graphics Features

10.1 (10_1)
DirectX
11.1 (10_0)
3.3
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
1.1
4.1
Shader Model
4.0

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