NVIDIA GeForce 845M vs ATI Mobility Radeon HD 4670

VS

NVIDIA GeForce 845M ATI Mobility Radeon HD 4670

We compared two Mobile platform GPUs: 2GB VRAM GeForce 845M and 512MB VRAM Mobility Radeon HD 4670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 845M 's Advantages

Released 6 years and 7 months late

Boost Clock1176MHz

Larger VRAM bandwidth (40.10GB/s vs 25.60GB/s)

64 additional rendering cores

Lower TDP (33W vs 35W)

Score

Benchmark

FP32 (float)

GeForce 845M +109%

0.903 TFLOPS

Mobility Radeon HD 4670

0.432 TFLOPS

GeForce 845M

VS

Mobility Radeon HD 4670

Graphics Card

Aug 2015

Release Date

Jan 2009

GeForce 800M

Generation

M9x

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-A (3.0)

Clock Speeds

1071 MHz

Base Clock

-

1176 MHz

Boost Clock

-

1253 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

128bit

40.10GB/s

Bandwidth

25.60GB/s

Render Config

-

SM Count

-

Compute Units

4

384

Shading Units

320

32

TMUs

32

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

128 KB

Theoretical Performance

18.82 GPixel/s

Pixel Rate

5.400 GPixel/s

37.63 GTexel/s

Texture Rate

21.60 GTexel/s

-

FP16 (half)

-

903.2 GFLOPS

FP32 (float)

432.0 GFLOPS

28.22 GFLOPS

FP64 (double)

-

Graphics Processor

GM108

GPU Name

M96

-

GPU Variant

M96 XT (216-0729051)

Maxwell

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

Unknown

Transistors

0.514 billion

Unknown

Die Size

146 mm²

Board Design

33W

TDP

35W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

-

5.1

Shader Model

4.1

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