NVIDIA GeForce 8800M GTX vs AMD Radeon RX 640 Mobile

VS

NVIDIA GeForce 8800M GTX

AMD Radeon RX 640 Mobile

We compared two Mobile platform GPUs: 512MB VRAM GeForce 8800M GTX and 2GB VRAM Radeon RX 640 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8800M GTX 's Advantages

Larger VRAM bandwidth (51.20GB/s vs 48.00GB/s)

AMD Radeon RX 640 Mobile 's Advantages

Released 11 years and 6 months late

Boost Clock1218MHz

More VRAM (2GB vs 512GB)

544 additional rendering cores

Lower TDP (50W vs 65W)

Score

Benchmark

FP32 (float)

GeForce 8800M GTX

0.24 TFLOPS

Radeon RX 640 Mobile +549%

1.559 TFLOPS

GeForce 8800M GTX

VS

Radeon RX 640 Mobile

Graphics Card

Nov 2007

Release Date

May 2019

GeForce 8M

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-HE

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1082 MHz

-

Boost Clock

1218 MHz

800 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

64bit

51.20GB/s

Bandwidth

48.00GB/s

Render Config

-

Compute Units

10

12

SM Count

-

96

Shading Units

640

48

TMUs

40

16

ROPs

16

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

512 KB

-

Theoretical Performance

8.000 GPixel/s

Pixel Rate

19.49 GPixel/s

24.00 GTexel/s

Texture Rate

48.72 GTexel/s

-

FP16 (half)

1.559 TFLOPS

240.0 GFLOPS

FP32 (float)

1.559 TFLOPS

-

FP64 (double)

97.44 GFLOPS

Board Design

65W

TDP

50W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

G92

GPU Name

Polaris 23

NB8E-GTX-A2

GPU Variant

Polaris 23 XT

Tesla

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

65 nm

Process Size

14 nm

0.754 billion

Transistors

2.2 billion

324 mm²

Die Size

103 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2

1.1

CUDA

-

4.0

Shader Model

6.4

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