Home GPU Comparison NVIDIA GeForce 705A vs NVIDIA GeForce 8400M G

NVIDIA GeForce 705A vs NVIDIA GeForce 8400M G

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 705A and 256MB VRAM GeForce 8400M G to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 705A 's Advantages
Released 7 years and 2 months late
More VRAM (1024GB vs 256GB)
Larger VRAM bandwidth (14.40GB/s vs 6.400GB/s)
40 additional rendering cores
NVIDIA GeForce 8400M G 's Advantages
Lower TDP (10W vs 15W)

Score

Benchmark

FP32 (float)
GeForce 705A +600%
0.091 TFLOPS
GeForce 8400M G
0.013 TFLOPS
VS

Graphics Card

Jul 2014
Release Date
May 2007
GeForce 700A
Generation
GeForce 8M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16

Clock Speeds

-
-
-
-
-
-
900 MHz
Memory Clock
400 MHz

Memory

1024MB
Memory Size
256MB
DDR3
Memory Type
GDDR3
64bit
Memory Bus
64bit
14.40GB/s
Bandwidth
6.400GB/s

Render Config

-
-
-
1
SM Count
1
48
Shading Units
8
8
TMUs
8
4
ROPs
4
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
-
128 KB
L2 Cache
16 KB
-
-
-

Theoretical Performance

950.0 MPixel/s
Pixel Rate
1.600 GPixel/s
3.800 GTexel/s
Texture Rate
3.200 GTexel/s
-
-
-
91.20 GFLOPS
FP32 (float)
12.80 GFLOPS
7.600 GFLOPS
FP64 (double)
-

Board Design

15W
TDP
10W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None

Graphics Processor

GF119
GPU Name
G86
GF119 B1
GPU Variant
NB8M-SE
Fermi 2.0
Architecture
Tesla
TSMC
Foundry
TSMC
40 nm
Process Size
80 nm
0.292 billion
Transistors
0.21 billion
79 mm²
Die Size
127 mm²

Graphics Features

12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
2.1
CUDA
1.1
5.1
Shader Model
4.0

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