NVIDIA GeForce RTX 3070 Ti 8 GB GA102 vs ATI Radeon HD 4855

VS

NVIDIA GeForce RTX 3070 Ti 8 GB GA102

ATI Radeon HD 4855

We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 3070 Ti 8 GB GA102 and 512MB VRAM Radeon HD 4855 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3070 Ti 8 GB GA102 's Advantages

Released 12 years and 9 months late

Boost Clock1770MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (608.3GB/s vs 115.2GB/s)

5504 additional rendering cores

ATI Radeon HD 4855 's Advantages

Lower TDP (110W vs 290W)

Score

Benchmark

FP32 (float)

GeForce RTX 3070 Ti 8 GB GA102 +2855%

21.75 TFLOPS

Radeon HD 4855

0.736 TFLOPS

GeForce RTX 3070 Ti 8 GB GA102

VS

Radeon HD 4855

Graphics Card

Oct 2022

Release Date

Jan 2010

GeForce 30

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1575 MHz

Base Clock

-

1770 MHz

Boost Clock

-

1188 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

512MB

GDDR6X

Memory Type

GDDR5

256bit

Memory Bus

256bit

608.3GB/s

Bandwidth

115.2GB/s

Render Config

-

Compute Units

8

48

SM Count

-

6144

Shading Units

640

192

TMUs

32

96

ROPs

16

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

-

Theoretical Performance

169.9 GPixel/s

Pixel Rate

9.200 GPixel/s

339.8 GTexel/s

Texture Rate

18.40 GTexel/s

21.75 TFLOPS

FP16 (half)

-

21.75 TFLOPS

FP32 (float)

736.0 GFLOPS

339.8 GFLOPS

FP64 (double)

147.2 GFLOPS

Board Design

290W

TDP

110W

600 W

Suggested PSU

300 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 12-pin

Power Connectors

1x 6-pin

Graphics Processor

GA102

GPU Name

RV770

GA102-150-A1

GPU Variant

RV770 PRO (215-0669065)

Ampere

Architecture

TeraScale

Samsung

Foundry

TSMC

8 nm

Process Size

55 nm

28.3 billion

Transistors

0.956 billion

628 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

8.6

CUDA

-

6.6

Shader Model

4.1

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