NVIDIA GeForce GT 640 Rev. 2 vs ATI Radeon HD 3690

VS

NVIDIA GeForce GT 640 Rev. 2 ATI Radeon HD 3690

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 640 Rev. 2 and 256MB VRAM Radeon HD 3690 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 Rev. 2 's Advantages

Released 5 years and 2 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (40.06GB/s vs 26.56GB/s)

64 additional rendering cores

Lower TDP (49W vs 75W)

Score

Benchmark

FP32 (float)

GeForce GT 640 Rev. 2 +87%

0.803 TFLOPS

Radeon HD 3690

0.429 TFLOPS

GeForce GT 640 Rev. 2

VS

Radeon HD 3690

Graphics Card

May 2013

Release Date

Mar 2008

GeForce 600

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1252 MHz

Memory Clock

830 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

128bit

40.06GB/s

Bandwidth

26.56GB/s

Render Config

-

SM Count

-

Compute Units

4

384

Shading Units

320

32

TMUs

16

8

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

-

512 KB

L2 Cache

128 KB

Theoretical Performance

8.368 GPixel/s

Pixel Rate

10.72 GPixel/s

33.47 GTexel/s

Texture Rate

10.72 GTexel/s

-

FP16 (half)

-

803.3 GFLOPS

FP32 (float)

428.8 GFLOPS

33.47 GFLOPS

FP64 (double)

85.76 GFLOPS

Graphics Processor

GK208

GPU Name

RV670

GK208-400-A1

GPU Variant

RV670 PRO (215-0708003)

Kepler 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.02 billion

Transistors

0.666 billion

87 mm²

Die Size

192 mm²

Board Design

49W

TDP

75W

200 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

3.0

OpenCL

N/A

1.1

Vulkan

N/A

3.5

CUDA

-

5.1

Shader Model

4.1

Related GPU Comparisons

1

NVIDIA GeForce GTX 260 Core 216 Rev. 2 vs NVIDIA GeForce GT 640 Rev. 2

2

NVIDIA GeForce 8400 GS Rev. 3 vs NVIDIA GeForce GT 640 Rev. 2

3

NVIDIA GeForce GT 640 Rev. 2 vs NVIDIA GeForce RTX 3060 Ti GDDR6X

4

NVIDIA CMP 70HX vs NVIDIA GeForce GT 640 Rev. 2

5

AMD Radeon RX 580 2048SP vs NVIDIA GeForce GT 640 Rev. 2

6

NVIDIA GeForce GT 640 Rev. 2 vs NVIDIA GeForce 8400 GS PCI

7

NVIDIA GeForce 9400 GT Rev. 3 vs NVIDIA GeForce GT 640 Rev. 2

8

NVIDIA GeForce GT 640 Rev. 2 vs ATI FirePro V9800

9

NVIDIA GeForce GT 640 Rev. 2 vs ATI FireGL V8650

10

NVIDIA GeForce GT 640 Rev. 2 vs NVIDIA GeForce GTX 580 Rev. 2

Related News

1

The P-Cores and E-Cores in Arrow Lake Will Be Interleaved, Reducing Core Communication Latency and Improving Heat Dissipation

2

Changes in Intel Arrow Lake P/E Core Layout: Two Major Benefits

3

Time to Step Up, AMD and Intel! Nvidia Faces Antitrust Lawsuits in France, US, and EU

4

Intel Arrow Lake-S Features Dual Direct M.2 Slots: One PCIe 5.0 x4 and One PCIe 4.0 x4

5

AMD Ryzen 9000X3D Series to Feature Fully Unlocked Overclocking; DDR5-6400: The 'Sweet Spot' for Zen 5 Memory Speeds

6

Intel Z890 Motherboard Specs Leaked: Farewell to DDR4 Memory

7

AMD Ryzen 9000 Series Now Available for Pre-order in Europe: 9950X Priced at €660, Shipping by August 2

8

AMD's Latest Breakthrough Technology Could Change the Game in the Future

9

Researchers Utilize NVIDIA Omniverse Platform to Analyze and Improve 3D Stacked Chip Designs

10

TSMC to Receive Over 60 EUV Lithography Machines Over the Next Two Years, Investing More Than $12.3 Billion