AMD Radeon 740M vs AMD Radeon 680M

VS

AMD Radeon 740M AMD Radeon 680M

We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon 740M and 0System Shared VRAM Radeon 680M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 740M 's Advantages

Released 1 years late

Boost Clock has increased by 14% (2500MHz vs 2200MHz)

Lower TDP (15W vs 50W)

AMD Radeon 680M 's Advantages

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 740M

2.56 TFLOPS

Radeon 680M +31%

3.379 TFLOPS

Radeon 740M

VS

Radeon 680M

Graphics Card

Jan 2023

Release Date

Jan 2022

Navi III IGP

Generation

Navi II IGP

Integrated

Type

Integrated

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x8

Clock Speeds

800 MHz

Base Clock

2000 MHz

2500 MHz

Boost Clock

2200 MHz

System Shared

Memory Clock

System Shared

Memory

System Shared

Memory Size

System Shared

Memory Type

System Shared

Memory Bus

System Shared

System Dependent

Bandwidth

System Dependent

Render Config

-

SM Count

-

4

Compute Units

12

256

Shading Units

768

16

TMUs

48

8

ROPs

32

-

Tensor Cores

-

4

RT Cores

12

128 KB per Array

L1 Cache

128 KB per Array

2 MB

L2 Cache

2 MB

Theoretical Performance

20.00 GPixel/s

Pixel Rate

70.40 GPixel/s

40.00 GTexel/s

Texture Rate

105.6 GTexel/s

5.120 TFLOPS

FP16 (half)

6.758 TFLOPS

2.560 TFLOPS

FP32 (float)

3.379 TFLOPS

160.0 GFLOPS

FP64 (double)

211.2 GFLOPS

Graphics Processor

Phoenix

GPU Name

Rembrandt

-

GPU Variant

-

RDNA 3.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

4 nm

Process Size

6 nm

25.39 billion

Transistors

13.1 billion

178 mm²

Die Size

208 mm²

Board Design

15W

TDP

50W

-

Suggested PSU

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.0

1.3

Vulkan

1.3

-

CUDA

-

6.7

Shader Model

6.7

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