AMD Radeon RX 6700M vs AMD Radeon HD 6770M

VS

AMD Radeon RX 6700M

AMD Radeon HD 6770M

We compared two Mobile platform GPUs: 10GB VRAM Radeon RX 6700M and 1024MB VRAM Radeon HD 6770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6700M 's Advantages

Released 10 years and 4 months late

Boost Clock2400MHz

More VRAM (10GB vs 1024GB)

Larger VRAM bandwidth (320.0GB/s vs 57.60GB/s)

1824 additional rendering cores

AMD Radeon HD 6770M 's Advantages

Lower TDP (35W vs 135W)

Score

Benchmark

FP32 (float)

Radeon RX 6700M +1489%

11.06 TFLOPS

Radeon HD 6770M

0.696 TFLOPS

Radeon RX 6700M

VS

Radeon HD 6770M

Graphics Card

May 2021

Release Date

Jan 2011

Mobility Radeon

Generation

Vancouver

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

1489 MHz

Base Clock

-

2400 MHz

Boost Clock

-

2000 MHz

Memory Clock

900 MHz

Memory

10GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

160bit

Memory Bus

128bit

320.0GB/s

Bandwidth

57.60GB/s

Render Config

36

Compute Units

6

-

2304

Shading Units

480

144

TMUs

24

64

ROPs

8

-

36

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

3 MB

L2 Cache

256 KB

80 MB

L3 Cache

-

Theoretical Performance

153.6 GPixel/s

Pixel Rate

5.800 GPixel/s

345.6 GTexel/s

Texture Rate

17.40 GTexel/s

22.12 TFLOPS

FP16 (half)

-

11.06 TFLOPS

FP32 (float)

696.0 GFLOPS

691.2 GFLOPS

FP64 (double)

-

Board Design

135W

TDP

35W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 22

GPU Name

Whistler

Navi 22

GPU Variant

Whistler XT (216-0810001)

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

17.2 billion

Transistors

0.716 billion

335 mm²

Die Size

104 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

6.5

Shader Model

5.0

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