NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce GTS 450 Rev. 3

VS

NVIDIA GeForce GTX 645 OEM

NVIDIA GeForce GTS 450 Rev. 3

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 645 OEM and 1024MB VRAM GeForce GTS 450 Rev. 3 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 645 OEM 's Advantages

Released 9 months late

Larger VRAM bandwidth (64.00GB/s vs 22.40GB/s)

432 additional rendering cores

Lower TDP (65W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTX 645 OEM +110%

0.949 TFLOPS

GeForce GTS 450 Rev. 3

0.451 TFLOPS

GeForce GTX 645 OEM

VS

GeForce GTS 450 Rev. 3

Graphics Card

Apr 2013

Release Date

Jul 2012

GeForce 600

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

700 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

22.40GB/s

Render Config

-

SM Count

3

576

Shading Units

144

48

TMUs

24

16

ROPs

16

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

9.888 GPixel/s

Pixel Rate

4.698 GPixel/s

39.55 GTexel/s

Texture Rate

18.79 GTexel/s

-

949.2 GFLOPS

FP32 (float)

451.0 GFLOPS

39.55 GFLOPS

FP64 (double)

37.58 GFLOPS

Board Design

65W

TDP

106W

250 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x mini-HDMI 1.3a

None

Power Connectors

-

Graphics Processor

GK106

GPU Name

GF116

GK106-200-A1

GPU Variant

GF116-200-KA-A1

Kepler

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.54 billion

Transistors

1.17 billion

221 mm²

Die Size

238 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

2.1

5.1

Shader Model

5.1

Related GPU Comparisons

1

NVIDIA GeForce GTX 645 OEM vs ATI Radeon HD 3850

2

NVIDIA GeForce GTX 645 OEM vs ATI Radeon X800 GTO AGP

3

NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce RTX 5060

4

NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce GTX 260 Core 216 Rev. 2

5

NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce GT 440 OEM

6

NVIDIA GeForce GTX 645 OEM vs AMD Radeon R9 380

7

NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce RTX 2060 TU104

8

NVIDIA GeForce GTX 645 OEM vs AMD FireStream 9370

9

NVIDIA GeForce GTX 645 OEM vs NVIDIA T1000 8 GB

10

NVIDIA GeForce GTX 645 OEM vs AMD Radeon Pro V620

Related News

1

Continuous Decline in DRAM Memory Prices: Downward Trend Intensifies

2

NVIDIA GB202 Chip Unveiled for the First Time, to be Used in RTX 5090 with 512-bit GDDR7 Memory

3

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

4

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

5

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

6

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

7

CXMT Reportedly Achieves 80% Yield in DDR5 Production

8

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

9

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

10

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