NVIDIA GeForce GTX 645 OEM vs ATI Radeon HD 5830

VS

NVIDIA GeForce GTX 645 OEM

ATI Radeon HD 5830

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 645 OEM and 1024MB VRAM Radeon HD 5830 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 3 years and 2 months late

Lower TDP (65W vs 175W)

ATI Radeon HD 5830 's Advantages

Larger VRAM bandwidth (128.0GB/s vs 64.00GB/s)

544 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 645 OEM

0.949 TFLOPS

Radeon HD 5830 +88%

1.792 TFLOPS

GeForce GTX 645 OEM

VS

Radeon HD 5830

Graphics Card

Apr 2013

Release Date

Feb 2010

GeForce 600

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

128.0GB/s

Render Config

-

Compute Units

14

-

576

Shading Units

1120

48

TMUs

56

16

ROPs

16

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

9.888 GPixel/s

Pixel Rate

12.80 GPixel/s

39.55 GTexel/s

Texture Rate

44.80 GTexel/s

-

949.2 GFLOPS

FP32 (float)

1.792 TFLOPS

39.55 GFLOPS

FP64 (double)

358.4 GFLOPS

Board Design

65W

TDP

175W

250 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

None

Power Connectors

2x 6-pin

Graphics Processor

GK106

GPU Name

Cypress

GK106-200-A1

GPU Variant

Cypress LE (215-0735047)

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.54 billion

Transistors

2.154 billion

221 mm²

Die Size

334 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

5.0

Related GPU Comparisons

1

NVIDIA GeForce GTX 645 OEM vs AMD Radeon R7 240 OEM

2

NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce GTX 960 OEM

3

NVIDIA GeForce GTX 645 OEM vs NVIDIA CMP 90HX

4

NVIDIA GeForce GTX 645 OEM vs AMD FirePro S9050

5

NVIDIA GeForce GTX 645 OEM vs ATI Radeon HD 4670 X2

6

NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce RTX 2070

7

NVIDIA GeForce GTX 645 OEM vs NVIDIA P104 101

8

NVIDIA GeForce GTX 645 OEM vs ATI FirePro V7800

9

NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce 9400 GT PCI

10

NVIDIA GeForce GTX 645 OEM vs AMD Radeon RX 460

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