ATI Radeon HD 4850 vs NVIDIA GeForce GT 545

VS

ATI Radeon HD 4850 NVIDIA GeForce GT 545

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4850 and 1536MB VRAM GeForce GT 545 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4850 's Advantages

Larger VRAM bandwidth (63.55GB/s vs 38.40GB/s)

656 additional rendering cores

NVIDIA GeForce GT 545 's Advantages

Released 2 years and 11 months late

More VRAM (1536GB vs 512GB)

Lower TDP (70W vs 110W)

Score

Benchmark

FP32 (float)

Radeon HD 4850 +140%

1 TFLOPS

GeForce GT 545

0.415 TFLOPS

Radeon HD 4850

VS

GeForce GT 545

Graphics Card

Jun 2008

Release Date

May 2011

Radeon R700

Generation

GeForce 500

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

993 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

1536MB

GDDR3

Memory Type

DDR3

256bit

Memory Bus

192bit

63.55GB/s

Bandwidth

38.40GB/s

Render Config

-

SM Count

3

10

Compute Units

-

800

Shading Units

144

40

TMUs

24

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

384 KB

Theoretical Performance

10.00 GPixel/s

Pixel Rate

4.320 GPixel/s

25.00 GTexel/s

Texture Rate

17.28 GTexel/s

-

FP16 (half)

-

1000 GFLOPS

FP32 (float)

414.7 GFLOPS

200.0 GFLOPS

FP64 (double)

34.56 GFLOPS

Graphics Processor

RV770

GPU Name

GF116

RV770 PRO (215-0669065)

GPU Variant

-

TeraScale

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.956 billion

Transistors

1.17 billion

256 mm²

Die Size

238 mm²

Board Design

110W

TDP

70W

300 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

4.1

Shader Model

5.1

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