NVIDIA GeForce GT 645 OEM vs NVIDIA GeForce RTX 3070 6144 SP

VS

NVIDIA GeForce GT 645 OEM

NVIDIA GeForce RTX 3070 6144 SP

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 645 OEM and 8GB VRAM GeForce RTX 3070 6144 SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 645 OEM 's Advantages

Lower TDP (102W vs 290W)

NVIDIA GeForce RTX 3070 6144 SP 's Advantages

Boost Clock1770MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (448.0GB/s vs 91.87GB/s)

5856 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 645 OEM

0.894 TFLOPS

GeForce RTX 3070 6144 SP +2332%

21.75 TFLOPS

GeForce GT 645 OEM

VS

GeForce RTX 3070 6144 SP

Graphics Card

Apr 2012

Release Date

Unknown

GeForce 600

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1740 MHz

-

Boost Clock

1770 MHz

957 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

256bit

91.87GB/s

Bandwidth

448.0GB/s

Render Config

-

6

SM Count

48

288

Shading Units

6144

48

TMUs

192

24

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

64 KB (per SM)

L1 Cache

128 KB (per SM)

384 KB

L2 Cache

4 MB

-

Theoretical Performance

9.312 GPixel/s

Pixel Rate

169.9 GPixel/s

37.25 GTexel/s

Texture Rate

339.8 GTexel/s

-

FP16 (half)

21.75 TFLOPS

894.0 GFLOPS

FP32 (float)

21.75 TFLOPS

74.50 GFLOPS

FP64 (double)

339.8 GFLOPS

Board Design

102W

TDP

290W

300 W

Suggested PSU

600 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x HDMI 2.13x DisplayPort 1.4a

-

Power Connectors

1x 8-pin

Graphics Processor

GF114

GPU Name

GA104

-

Fermi 2.0

Architecture

Ampere

TSMC

Foundry

Samsung

40 nm

Process Size

8 nm

1.95 billion

Transistors

17.4 billion

332 mm²

Die Size

392 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

2.1

CUDA

8.6

5.1

Shader Model

6.8

Related GPU Comparisons

1

NVIDIA GeForce GT 645 OEM vs NVIDIA NVS 300

2

NVIDIA GeForce GT 645 OEM vs ATI Radeon HD 4710

3

NVIDIA GeForce GT 645 OEM vs NVIDIA Quadro FX 540

4

NVIDIA GeForce GT 645 OEM vs AMD FirePro W8000

5

NVIDIA GeForce GT 645 OEM vs AMD Radeon R7 250E

6

NVIDIA GeForce GT 645 OEM vs Intel Arc A580

7

NVIDIA GeForce GT 645 OEM vs NVIDIA GeForce RTX 3060 GA104

8

NVIDIA GeForce GT 645 OEM vs ATI Radeon HD 4250

9

NVIDIA GeForce GT 645 OEM vs AMD Radeon HD 8570 OEM Rebrand

10

NVIDIA GeForce GT 645 OEM vs NVIDIA GeForce GTX 555 OEM

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