Home GPU Comparison NVIDIA GeForce 945A vs ATI Radeon E4690 MXM

NVIDIA GeForce 945A vs ATI Radeon E4690 MXM

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945A and 512MB VRAM Radeon E4690 MXM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 945A 's Advantages
Released 5 years and 9 months late
Boost Clock1189MHz
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (40.10GB/s vs 22.40GB/s)
64 additional rendering cores
ATI Radeon E4690 MXM 's Advantages
Lower TDP (30W vs 33W)

Score

Benchmark

FP32 (float)
GeForce 945A +137%
0.913 TFLOPS
Radeon E4690 MXM
0.384 TFLOPS
VS

Graphics Card

Mar 2015
Release Date
Jun 2009
GeForce 900A
Generation
Embedded
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
MXM-II

Clock Speeds

1006 MHz
Base Clock
-
1189 MHz
Boost Clock
-
1253 MHz
Memory Clock
700 MHz

Memory

1024MB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
64bit
Memory Bus
128bit
40.10GB/s
Bandwidth
22.40GB/s

Render Config

-
Compute Units
4
-
-
-
384
Shading Units
320
24
TMUs
32
8
ROPs
8
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

9.512 GPixel/s
Pixel Rate
4.800 GPixel/s
28.54 GTexel/s
Texture Rate
19.20 GTexel/s
-
-
-
913.2 GFLOPS
FP32 (float)
384.0 GFLOPS
28.54 GFLOPS
FP64 (double)
-

Board Design

33W
TDP
30W
-
-
-
No outputs
Outputs
No outputs
-
-
-

Graphics Processor

GM108
GPU Name
RV730
-
GPU Variant
RV730 XT E4690 (215-0729055)
Maxwell
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
Unknown
Transistors
0.514 billion
Unknown
Die Size
146 mm²

Graphics Features

12 (11_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.3
Vulkan
N/A
5.0
CUDA
-
5.1
Shader Model
4.1

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