AMD Radeon R7 M340 vs NVIDIA GeForce MX450 25W

VS

AMD Radeon R7 M340

NVIDIA GeForce MX450 25W

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R7 M340 and 2GB VRAM GeForce MX450 25W to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce MX450 25W 's Advantages

Released 4 years and 8 months late

Boost Clock has increased by 30% (930MHz vs 715MHz)

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (80.00GB/s vs 16.00GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 M340

0.549 TFLOPS

GeForce MX450 25W +203%

1.667 TFLOPS

Radeon R7 M340

VS

GeForce MX450 25W

Graphics Card

Dec 2015

Release Date

Aug 2020

Gem System

Generation

GeForce MX

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x4

Clock Speeds

620 MHz

Base Clock

720 MHz

715 MHz

Boost Clock

930 MHz

1000 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

64bit

16.00GB/s

Bandwidth

80.00GB/s

Render Config

6

Compute Units

-

SM Count

14

384

Shading Units

896

24

TMUs

56

8

ROPs

32

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

5.720 GPixel/s

Pixel Rate

29.76 GPixel/s

17.16 GTexel/s

Texture Rate

52.08 GTexel/s

-

FP16 (half)

3.333 TFLOPS

549.1 GFLOPS

FP32 (float)

1.667 TFLOPS

34.32 GFLOPS

FP64 (double)

52.08 GFLOPS

Board Design

Unknown

TDP

25W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Opal

GPU Name

TU117

Opal PRO

GPU Variant

N18S-G5

GCN 1.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

0.95 billion

Transistors

4.7 billion

77 mm²

Die Size

200 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

7.5

6.5 (5.1)

Shader Model

6.6

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