AMD Radeon RX 7800 vs AMD Radeon HD 6770 Green Edition

VS

AMD Radeon RX 7800

AMD Radeon HD 6770 Green Edition

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 and 2GB VRAM Radeon HD 6770 Green Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800 's Advantages

Released 9 years and 9 months late

Boost Clock2800MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (576.0GB/s vs 21.34GB/s)

3120 additional rendering cores

AMD Radeon HD 6770 Green Edition 's Advantages

Lower TDP (86W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7800 +3602%

37.32 TFLOPS

Radeon HD 6770 Green Edition

1.008 TFLOPS

Radeon RX 7800

VS

Radeon HD 6770 Green Edition

Graphics Card

Jan 2023

Release Date

Apr 2013

Navi III

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1800 MHz

Base Clock

-

2800 MHz

Boost Clock

-

2250 MHz

Memory Clock

667 MHz

Memory

16GB

Memory Size

2GB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

128bit

576.0GB/s

Bandwidth

21.34GB/s

Render Config

60

Compute Units

9

-

3840

Shading Units

720

240

TMUs

36

128

ROPs

16

-

60

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

256 KB

64 MB

L3 Cache

-

Theoretical Performance

358.4 GPixel/s

Pixel Rate

11.20 GPixel/s

672.0 GTexel/s

Texture Rate

25.20 GTexel/s

86.02 TFLOPS

FP16 (half)

-

43.01 TFLOPS

FP32 (float)

1008 GFLOPS

1344 GFLOPS

FP64 (double)

-

Board Design

300W

TDP

86W

700 W

Suggested PSU

250 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

2x 8-pin

Power Connectors

-

Graphics Processor

Navi 32

GPU Name

Juniper

Navi 32 XT

GPU Variant

Juniper LE (215-0754009)

RDNA 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

Unknown

Transistors

1.04 billion

346 mm²

Die Size

166 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.2

OpenCL

1.2

1.3

Vulkan

N/A

-

6.7

Shader Model

5.0

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