AMD Radeon HD 7770 GHz Edition vs NVIDIA GeForce RTX 3080 12 GB

VS

AMD Radeon HD 7770 GHz Edition NVIDIA GeForce RTX 3080 12 GB

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7770 GHz Edition and 12GB VRAM GeForce RTX 3080 12 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7770 GHz Edition 's Advantages

Lower TDP (80W vs 350W)

NVIDIA GeForce RTX 3080 12 GB 's Advantages

Released 9 years and 11 months late

Boost Clock1710MHz

More VRAM (12GB vs 1GB)

Larger VRAM bandwidth (912.4GB/s vs 72.00GB/s)

8320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7770 GHz Edition

1.28 TFLOPS

GeForce RTX 3080 12 GB +2293%

30.64 TFLOPS

Radeon HD 7770 GHz Edition

VS

GeForce RTX 3080 12 GB

Graphics Card

Feb 2012

Release Date

Jan 2022

Southern Islands

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1260 MHz

-

Boost Clock

1710 MHz

1125 MHz

Memory Clock

1188 MHz

Memory

1024MB

Memory Size

12GB

GDDR5

Memory Type

GDDR6X

128bit

Memory Bus

384bit

72.00GB/s

Bandwidth

912.4GB/s

Render Config

-

SM Count

70

10

Compute Units

-

640

Shading Units

8960

40

TMUs

280

16

ROPs

96

-

Tensor Cores

280

-

RT Cores

70

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

5 MB

Theoretical Performance

16.00 GPixel/s

Pixel Rate

164.2 GPixel/s

40.00 GTexel/s

Texture Rate

478.8 GTexel/s

-

FP16 (half)

30.64 TFLOPS

1280 GFLOPS

FP32 (float)

30.64 TFLOPS

80.00 GFLOPS

FP64 (double)

478.8 GFLOPS

Graphics Processor

Cape Verde

GPU Name

GA102

Cape Verde XT

GPU Variant

GA102-220-A1

GCN 1.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

1.5 billion

Transistors

28.3 billion

123 mm²

Die Size

628 mm²

Board Design

80W

TDP

350W

250 W

Suggested PSU

750 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 12-pin

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

5.1

Shader Model

6.6

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