Intel Arc A770 vs ATI Radeon HD 4850

VS

Intel Arc A770

ATI Radeon HD 4850

We compared two Desktop platform GPUs: 16GB VRAM Arc A770 and 512MB VRAM Radeon HD 4850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A770 's Advantages

Released 14 years and 4 months late

Boost Clock2400MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (512.0GB/s vs 63.55GB/s)

3296 additional rendering cores

ATI Radeon HD 4850 's Advantages

Lower TDP (110W vs 225W)

Score

Benchmark

FP32 (float)

Arc A770 +1866%

19.66 TFLOPS

Radeon HD 4850

1 TFLOPS

Arc A770

VS

Radeon HD 4850

Graphics Card

Oct 2022

Release Date

Jun 2008

Alchemist(Arc 7)

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2100 MHz

Base Clock

-

2400 MHz

Boost Clock

-

2000 MHz

Memory Clock

993 MHz

Memory

16GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

63.55GB/s

Render Config

-

Compute Units

10

-

4096

Shading Units

800

256

TMUs

40

128

ROPs

16

512

Tensor Cores

-

32

RT Cores

-

L1 Cache

16 KB (per CU)

16 MB

L2 Cache

256 KB

-

Theoretical Performance

307.2 GPixel/s

Pixel Rate

10.00 GPixel/s

614.4 GTexel/s

Texture Rate

25.00 GTexel/s

39.32 TFLOPS

FP16 (half)

-

19.66 TFLOPS

FP32 (float)

1000 GFLOPS

2.458 TFLOPS

FP64 (double)

200.0 GFLOPS

Board Design

225W

TDP

110W

550 W

Suggested PSU

300 W

1x HDMI 2.13x DisplayPort 2.0

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

DG2-512

GPU Name

RV770

ACM-G10

GPU Variant

RV770 PRO (215-0669065)

Generation 12.7

Architecture

TeraScale

TSMC

Foundry

TSMC

6 nm

Process Size

55 nm

21.7 billion

Transistors

0.956 billion

406 mm²

Die Size

256 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

-

6.6

Shader Model

4.1

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