NVIDIA GeForce 9800 GX2 vs NVIDIA GeForce GT 645 OEM

VS

NVIDIA GeForce 9800 GX2

NVIDIA GeForce GT 645 OEM

We compared two Desktop platform GPUs: 512MB VRAM GeForce 9800 GX2 and 1024MB VRAM GeForce GT 645 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 645 OEM 's Advantages

Released 4 years and 1 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (91.87GB/s vs 64.00GB/s)

160 additional rendering cores

Lower TDP (102W vs 197W)

Score

Benchmark

FP32 (float)

GeForce 9800 GX2

0.384 TFLOPS

GeForce GT 645 OEM +132%

0.894 TFLOPS

GeForce 9800 GX2

VS

GeForce GT 645 OEM

Graphics Card

Mar 2008

Release Date

Apr 2012

GeForce 9

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

957 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

192bit

64.00GB/s

Bandwidth

91.87GB/s

Render Config

-

16

SM Count

6

128

Shading Units

288

64

TMUs

48

16

ROPs

24

-

L1 Cache

64 KB (per SM)

64 KB

L2 Cache

384 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

9.312 GPixel/s

38.40 GTexel/s

Texture Rate

37.25 GTexel/s

-

384.0 GFLOPS

FP32 (float)

894.0 GFLOPS

-

FP64 (double)

74.50 GFLOPS

Board Design

197W

TDP

102W

450 W

Suggested PSU

300 W

2x DVI 1x HDMI

Outputs

2x DVI 1x mini-HDMI 1.3a

1x 6-pin + 1x 8-pin

Power Connectors

-

Graphics Processor

G92

GPU Name

GF114

G92-450-A2

GPU Variant

-

Tesla

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

65 nm

Process Size

40 nm

0.754 billion

Transistors

1.95 billion

324 mm²

Die Size

332 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.1

CUDA

2.1

4.0

Shader Model

5.1

Related GPU Comparisons

1

NVIDIA GeForce 9800 GX2 vs NVIDIA GeForce GTS 150 OEM

2

NVIDIA GeForce 9800 GX2 vs ATI FirePro V5800

3

NVIDIA GeForce 9800 GX2 vs ATI FirePro 2270

4

NVIDIA GeForce 9800 GX2 vs AMD Radeon Pro 5500 XT

5

NVIDIA GeForce 9800 GX2 vs ATI Radeon X1950 GT AGP

6

NVIDIA GeForce 9800 GX2 vs NVIDIA GeForce GTS 450

7

NVIDIA GeForce 9800 GX2 vs NVIDIA GeForce RTX 3060 12 GB GA104

8

NVIDIA GeForce 9800 GX2 vs AMD Radeon RX 5600 XT

9

NVIDIA GeForce 9800 GX2 vs ATI FirePro V3750

10

NVIDIA GeForce 9800 GX2 vs NVIDIA GeForce GTX 1660 SUPER

Related News

1

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

2

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

3

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

4

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

5

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

6

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

7

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

8

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

9

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

10

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game