AMD Radeon HD 7630M vs NVIDIA GeForce GT 745A

VS

AMD Radeon HD 7630M

NVIDIA GeForce GT 745A

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7630M and 2GB VRAM GeForce GT 745A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7630M 's Advantages

96 additional rendering cores

Lower TDP (20W vs 33W)

NVIDIA GeForce GT 745A 's Advantages

Released 1 years and 7 months late

Boost Clock915MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (28.80GB/s vs 25.60GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7630M

0.432 TFLOPS

GeForce GT 745A +62%

0.703 TFLOPS

Radeon HD 7630M

VS

GeForce GT 745A

Graphics Card

Jan 2012

Release Date

Aug 2013

London

Generation

GeForce 700A

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

837 MHz

-

Boost Clock

915 MHz

800 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

DDR3

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

28.80GB/s

Render Config

6

Compute Units

-

480

Shading Units

384

24

TMUs

32

8

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

3.600 GPixel/s

Pixel Rate

7.320 GPixel/s

10.80 GTexel/s

Texture Rate

29.28 GTexel/s

-

432.0 GFLOPS

FP32 (float)

702.7 GFLOPS

-

FP64 (double)

29.28 GFLOPS

Board Design

20W

TDP

33W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Thames

GPU Name

GK107

Thames LP

GPU Variant

N14P-LP

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

1.27 billion

104 mm²

Die Size

118 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

5.0

Shader Model

5.1

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