NVIDIA GeForce GT 640 vs NVIDIA GeForce 8300 GS

VS

NVIDIA GeForce GT 640

NVIDIA GeForce 8300 GS

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 128MB VRAM GeForce 8300 GS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 's Advantages

Released 5 years and 2 months late

More VRAM (2GB vs 128GB)

Larger VRAM bandwidth (28.51GB/s vs 6.400GB/s)

376 additional rendering cores

NVIDIA GeForce 8300 GS 's Advantages

Lower TDP (40W vs 65W)

Score

Benchmark

FP32 (float)

GeForce GT 640 +4520%

0.693 TFLOPS

GeForce 8300 GS

0.015 TFLOPS

GeForce GT 640

VS

GeForce 8300 GS

Graphics Card

Jun 2012

Release Date

Apr 2007

GeForce 600

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

891 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

128MB

DDR3

Memory Type

DDR2

128bit

Memory Bus

64bit

28.51GB/s

Bandwidth

6.400GB/s

Render Config

-

SM Count

1

384

Shading Units

8

32

TMUs

8

16

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

16 KB

-

Theoretical Performance

7.216 GPixel/s

Pixel Rate

1.836 GPixel/s

28.86 GTexel/s

Texture Rate

3.672 GTexel/s

-

692.7 GFLOPS

FP32 (float)

14.69 GFLOPS

28.86 GFLOPS

FP64 (double)

-

Board Design

65W

TDP

40W

250 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

None

Graphics Processor

GK107

GPU Name

G86

GK107-300-A2

GPU Variant

-

Kepler

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

1.27 billion

Transistors

0.21 billion

118 mm²

Die Size

127 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

1.1

5.1

Shader Model

4.0

Related GPU Comparisons

1

NVIDIA GeForce GT 640 vs AMD Radeon HD 6250

2

NVIDIA GeForce GT 640 vs ATI Radeon HD 3570

3

NVIDIA GeForce GT 640 vs AMD Radeon RX 6750 GRE 10 GB

4

NVIDIA GeForce GT 640 vs AMD Radeon RX 590

5

NVIDIA GeForce GT 640 vs NVIDIA NVS 1000

6

NVIDIA GeForce GT 640 vs NVIDIA GeForce RTX 5050

7

NVIDIA GeForce GT 640 vs ATI Radeon HD 2400 XT

8

NVIDIA GeForce GT 640 vs NVIDIA GeForce GT 440 Mac Edition

9

NVIDIA GeForce GT 640 vs ATI Radeon HD 3450 X2

10

NVIDIA GeForce GT 640 vs NVIDIA GeForce GTX 1060 6 GB GP104

Related News

1

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

2

CXMT Reportedly Achieves 80% Yield in DDR5 Production

3

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

4

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

5

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

6

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

7

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

8

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

9

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

10

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip