AMD Radeon 625 Mobile vs NVIDIA GeForce GTX 660M

VS

AMD Radeon 625 Mobile

NVIDIA GeForce GTX 660M

We compared two Mobile platform GPUs: 2GB VRAM Radeon 625 Mobile and 1024MB VRAM GeForce GTX 660M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 625 Mobile 's Advantages

Released 7 years and 2 months late

Boost Clock has increased by 8% (1024MHz vs 950MHz)

More VRAM (2GB vs 1024GB)

NVIDIA GeForce GTX 660M 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 14.40GB/s)

Score

Benchmark

FP32 (float)

Radeon 625 Mobile +7%

0.786 TFLOPS

GeForce GTX 660M

0.73 TFLOPS

Radeon 625 Mobile

VS

GeForce GTX 660M

Graphics Card

May 2019

Release Date

Mar 2012

Mobility Radeon

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

730 MHz

Base Clock

835 MHz

1024 MHz

Boost Clock

950 MHz

900 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

64.00GB/s

Render Config

6

Compute Units

-

384

Shading Units

384

24

TMUs

32

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

8.192 GPixel/s

Pixel Rate

7.600 GPixel/s

24.58 GTexel/s

Texture Rate

30.40 GTexel/s

786.4 GFLOPS

FP16 (half)

-

786.4 GFLOPS

FP32 (float)

729.6 GFLOPS

49.15 GFLOPS

FP64 (double)

30.40 GFLOPS

Board Design

50W

TDP

50W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Polaris 24

GPU Name

GK107

Polaris 24 XT (216-0867030)

GPU Variant

N13E-GE-A2

GCN 3.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.55 billion

Transistors

1.27 billion

125 mm²

Die Size

118 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

6.3

Shader Model

5.1

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