Home GPU Comparison ATI Mobility Radeon HD 4670 vs NVIDIA GeForce GT 635M

ATI Mobility Radeon HD 4670 vs NVIDIA GeForce GT 635M

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 4670 and 1024MB VRAM GeForce GT 635M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4670 's Advantages
224 additional rendering cores
NVIDIA GeForce GT 635M 's Advantages
Released 3 years and 2 months late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (28.80GB/s vs 25.60GB/s)

Score

Benchmark

FP32 (float)
Mobility Radeon HD 4670 +70%
0.432 TFLOPS
GeForce GT 635M
0.253 TFLOPS
VS

Graphics Card

Jan 2009
Release Date
Mar 2012
M9x
Generation
GeForce 600M
Mobile
Type
Mobile
MXM-A (3.0)
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
800 MHz
Memory Clock
900 MHz

Memory

512MB
Memory Size
1024MB
GDDR3
Memory Type
DDR3
128bit
Memory Bus
128bit
25.60GB/s
Bandwidth
28.80GB/s

Render Config

4
Compute Units
-
-
SM Count
2
320
Shading Units
96
32
TMUs
16
8
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
64 KB (per SM)
128 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

5.400 GPixel/s
Pixel Rate
2.640 GPixel/s
21.60 GTexel/s
Texture Rate
10.56 GTexel/s
-
-
-
432.0 GFLOPS
FP32 (float)
253.4 GFLOPS
-
FP64 (double)
21.12 GFLOPS

Board Design

35W
TDP
35W
-
-
-
No outputs
Outputs
No outputs
-
-
-

Graphics Processor

M96
GPU Name
GF108
M96 XT (216-0729051)
GPU Variant
N12E-GE-A1
TeraScale
Architecture
Fermi
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.514 billion
Transistors
0.585 billion
146 mm²
Die Size
116 mm²

Graphics Features

10.1 (10_1)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
2.1
4.1
Shader Model
5.1

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