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

VS

NVIDIA GeForce GTX 580 Rev. 2

NVIDIA GeForce GT 640 OEM Rebrand

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 580 Rev. 2 and 1536MB VRAM GeForce GT 640 OEM Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 580 Rev. 2 's Advantages

Larger VRAM bandwidth (192.4GB/s vs 38.40GB/s)

368 additional rendering cores

NVIDIA GeForce GT 640 OEM Rebrand 's Advantages

Released 10 months late

Lower TDP (75W vs 244W)

Score

Benchmark

FP32 (float)

GeForce GTX 580 Rev. 2 +280%

1.581 TFLOPS

GeForce GT 640 OEM Rebrand

0.415 TFLOPS

GeForce GTX 580 Rev. 2

VS

GeForce GT 640 OEM Rebrand

Graphics Card

Jun 2011

Release Date

Apr 2012

GeForce 500

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1002 MHz

Memory Clock

800 MHz

Memory

1536MB

Memory Size

1536MB

GDDR5

Memory Type

DDR3

384bit

Memory Bus

192bit

192.4GB/s

Bandwidth

38.40GB/s

Render Config

-

16

SM Count

3

512

Shading Units

144

64

TMUs

24

48

ROPs

24

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

768 KB

L2 Cache

384 KB

-

Theoretical Performance

24.70 GPixel/s

Pixel Rate

4.320 GPixel/s

49.41 GTexel/s

Texture Rate

17.28 GTexel/s

-

1.581 TFLOPS

FP32 (float)

414.7 GFLOPS

197.6 GFLOPS

FP64 (double)

34.56 GFLOPS

Board Design

244W

TDP

75W

550 W

Suggested PSU

250 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DVI 1x mini-HDMI 1.3a

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

GF110

GPU Name

GF116

GF110-380-A1

GPU Variant

GF116-150-A1

Fermi 2.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

3 billion

Transistors

1.17 billion

520 mm²

Die Size

238 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.0

CUDA

2.1

5.1

Shader Model

5.1

Related GPU Comparisons

1

NVIDIA GeForce GTX 580 Rev. 2 vs NVIDIA CMP 40HX

2

NVIDIA GeForce GTX 580 Rev. 2 vs NVIDIA GeForce GTX 780 6 GB

3

NVIDIA GeForce GTX 580 Rev. 2 vs NVIDIA GeForce 9300 GS Rev. 2

4

NVIDIA GeForce GTX 580 Rev. 2 vs NVIDIA GeForce GTX 460 SE

5

NVIDIA GeForce GTX 580 Rev. 2 vs ATI Radeon HD 2350 PRO

6

NVIDIA GeForce GTX 580 Rev. 2 vs AMD Radeon R5 235 OEM

7

NVIDIA GeForce GTX 580 Rev. 2 vs AMD Radeon HD 7790

8

NVIDIA GeForce GTX 580 Rev. 2 vs AMD Radeon RX 570 X2

9

NVIDIA GeForce GTX 580 Rev. 2 vs NVIDIA GeForce RTX 4060 Ti 8 GB

10

NVIDIA GeForce GTX 580 Rev. 2 vs AMD Radeon R5 340X OEM

Related News

1

Strix Halo Integrated Graphics Score Appears on Passmark, Currently Slightly Below RTX 3060 12GB

2

AMD Unveils New RX 9070 XT Graphics Card Performance: Positioned Between RX 7900 GRE and RX 7900 XT

3

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

4

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

5

CXMT Reportedly Achieves 80% Yield in DDR5 Production

6

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

7

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

8

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

9

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

10

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers