NVIDIA GeForce GTX 645 OEM vs NVIDIA TITAN Xp

VS

NVIDIA GeForce GTX 645 OEM

NVIDIA TITAN Xp

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 645 OEM and 12GB VRAM TITAN Xp to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 645 OEM 's Advantages

Lower TDP (65W vs 250W)

NVIDIA TITAN Xp 's Advantages

Released 4 years late

Boost Clock1582MHz

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (547.6GB/s vs 64.00GB/s)

3264 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 645 OEM

0.949 TFLOPS

TITAN Xp +1180%

12.15 TFLOPS

GeForce GTX 645 OEM

VS

TITAN Xp

Graphics Card

Apr 2013

Release Date

Apr 2017

GeForce 600

Generation

GeForce 10

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1405 MHz

-

Boost Clock

1582 MHz

1000 MHz

Memory Clock

1426 MHz

Memory

1024MB

Memory Size

12GB

GDDR5

Memory Type

GDDR5X

128bit

Memory Bus

384bit

64.00GB/s

Bandwidth

547.6GB/s

Render Config

-

SM Count

30

576

Shading Units

3840

48

TMUs

240

16

ROPs

96

-

16 KB (per SMX)

L1 Cache

48 KB (per SM)

256 KB

L2 Cache

3 MB

-

Theoretical Performance

9.888 GPixel/s

Pixel Rate

151.9 GPixel/s

39.55 GTexel/s

Texture Rate

379.7 GTexel/s

-

FP16 (half)

189.8 GFLOPS

949.2 GFLOPS

FP32 (float)

12.15 TFLOPS

39.55 GFLOPS

FP64 (double)

379.7 GFLOPS

Board Design

65W

TDP

250W

250 W

Suggested PSU

600 W

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

Outputs

1x HDMI 2.0 3x DisplayPort 1.4a

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK106

GPU Name

GP102

GK106-200-A1

GPU Variant

GP102-450-A1

Kepler

Architecture

Pascal

TSMC

Foundry

TSMC

28 nm

Process Size

16 nm

2.54 billion

Transistors

11.8 billion

221 mm²

Die Size

471 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

6.1

5.1

Shader Model

6.4

Related GPU Comparisons

1

NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce RTX 3070 Ti GA102

2

NVIDIA GeForce GTX 645 OEM vs ATI Radeon HD 4350 PCI

3

NVIDIA GeForce GTX 645 OEM vs AMD Radeon HD 6850 1440SP Edition

4

NVIDIA GeForce GTX 645 OEM vs AMD Radeon HD 8470 OEM

5

NVIDIA GeForce GTX 645 OEM vs AMD Radeon HD 7970 X2

6

NVIDIA GeForce GTX 645 OEM vs AMD Radeon Pro V620

7

NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce 6800 XT

8

NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce 8400 SE

9

NVIDIA GeForce GTX 645 OEM vs AMD FirePro S9170

10

NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce GTX 750

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