AMD Radeon RX 6750 GRE 12 GB vs AMD Radeon HD 7770 GHz Edition

VS

AMD Radeon RX 6750 GRE 12 GB

AMD Radeon HD 7770 GHz Edition

We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 6750 GRE 12 GB 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

AMD Radeon RX 6750 GRE 12 GB 's Advantages

Released 11 years and 8 months late

Boost Clock2581MHz

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (432.0GB/s vs 72.00GB/s)

1920 additional rendering cores

AMD Radeon HD 7770 GHz Edition 's Advantages

Lower TDP (80W vs 250W)

Score

Benchmark

FP32 (float)

Radeon RX 6750 GRE 12 GB +932%

13.21 TFLOPS

Radeon HD 7770 GHz Edition

1.28 TFLOPS

Radeon RX 6750 GRE 12 GB

VS

Radeon HD 7770 GHz Edition

Graphics Card

Oct 2023

Release Date

Feb 2012

Navi II

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2321 MHz

Base Clock

-

2581 MHz

Boost Clock

-

2250 MHz

Memory Clock

1125 MHz

Memory

12GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

128bit

432.0GB/s

Bandwidth

72.00GB/s

Render Config

40

Compute Units

10

-

2560

Shading Units

640

160

TMUs

40

64

ROPs

16

-

40

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

3 MB

L2 Cache

256 KB

96 MB

L3 Cache

-

Theoretical Performance

165.2 GPixel/s

Pixel Rate

16.00 GPixel/s

413.0 GTexel/s

Texture Rate

40.00 GTexel/s

26.43 TFLOPS

FP16 (half)

-

13.21 TFLOPS

FP32 (float)

1280 GFLOPS

825.9 GFLOPS

FP64 (double)

80.00 GFLOPS

Board Design

250W

TDP

80W

600 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 22

GPU Name

Cape Verde

Navi 22 KXT (215-127000144)

GPU Variant

Cape Verde XT

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

17.2 billion

Transistors

1.5 billion

335 mm²

Die Size

123 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

6.7

Shader Model

5.1

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