ATI Radeon HD 4650 AGP vs AMD Radeon HD 7770 GHz Edition

VS

ATI Radeon HD 4650 AGP AMD Radeon HD 7770 GHz Edition

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4650 AGP and 1024MB VRAM Radeon HD 7770 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4650 AGP 's Advantages

Lower TDP (48W vs 80W)

AMD Radeon HD 7770 GHz Edition 's Advantages

Released 3 years and 5 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (72.00GB/s vs 12.80GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4650 AGP

0.384 TFLOPS

Radeon HD 7770 GHz Edition +233%

1.28 TFLOPS

Radeon HD 4650 AGP

VS

Radeon HD 7770 GHz Edition

Graphics Card

Sep 2008

Release Date

Feb 2012

Radeon R700

Generation

Southern Islands

Desktop

Type

Desktop

AGP 8x

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

400 MHz

Memory Clock

1125 MHz

Memory

512MB

Memory Size

1024MB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

128bit

12.80GB/s

Bandwidth

72.00GB/s

Render Config

-

SM Count

-

4

Compute Units

10

320

Shading Units

640

32

TMUs

40

8

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

Theoretical Performance

4.800 GPixel/s

Pixel Rate

16.00 GPixel/s

19.20 GTexel/s

Texture Rate

40.00 GTexel/s

-

FP16 (half)

-

384.0 GFLOPS

FP32 (float)

1280 GFLOPS

-

FP64 (double)

80.00 GFLOPS

Graphics Processor

RV730

GPU Name

Cape Verde

RV730 PRO (215-0719056)

GPU Variant

Cape Verde XT

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.514 billion

Transistors

1.5 billion

146 mm²

Die Size

123 mm²

Board Design

48W

TDP

80W

200 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

-

Power Connectors

1x 6-pin

Graphics Features

10.1 (10_1)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

-

CUDA

-

4.1

Shader Model

5.1

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