ATI Mobility Radeon HD 4850 vs NVIDIA GeForce GT 755M Mac Edition

VS

ATI Mobility Radeon HD 4850 NVIDIA GeForce GT 755M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 4850 and 1024MB VRAM GeForce GT 755M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4850 's Advantages

416 additional rendering cores

NVIDIA GeForce GT 755M Mac Edition 's Advantages

Released 4 years and 10 months late

Larger VRAM bandwidth (80.00GB/s vs 54.40GB/s)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4850

0.804 TFLOPS

GeForce GT 755M Mac Edition +3%

0.833 TFLOPS

Mobility Radeon HD 4850

VS

GeForce GT 755M Mac Edition

Graphics Card

Jan 2009

Release Date

Nov 2013

M9x

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

850 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

128bit

54.40GB/s

Bandwidth

80.00GB/s

Render Config

-

SM Count

-

10

Compute Units

-

800

Shading Units

384

40

TMUs

32

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

Theoretical Performance

8.048 GPixel/s

Pixel Rate

8.680 GPixel/s

20.12 GTexel/s

Texture Rate

34.72 GTexel/s

-

FP16 (half)

-

804.8 GFLOPS

FP32 (float)

833.3 GFLOPS

161.0 GFLOPS

FP64 (double)

34.72 GFLOPS

Graphics Processor

M98

GPU Name

GK107

M98 L2 (216-0732019)

GPU Variant

GT 755M

TeraScale

Architecture

Kepler

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.956 billion

Transistors

1.27 billion

256 mm²

Die Size

118 mm²

Board Design

Unknown

TDP

50W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

-

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

4.1

Shader Model

5.1

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