ATI Mobility Radeon HD 4850 X2 vs NVIDIA GeForce GTX 780M

VS

ATI Mobility Radeon HD 4850 X2

NVIDIA GeForce GTX 780M

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 4850 X2 and 4GB VRAM GeForce GTX 780M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780M 's Advantages

Released 4 years and 4 months late

Boost Clock797MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (160.0GB/s vs 89.60GB/s)

736 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4850 X2

0.8 TFLOPS

GeForce GTX 780M +206%

2.448 TFLOPS

Mobility Radeon HD 4850 X2

VS

GeForce GTX 780M

Graphics Card

Jan 2009

Release Date

May 2013

M9x

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

771 MHz

-

Boost Clock

797 MHz

700 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

89.60GB/s

Bandwidth

160.0GB/s

Render Config

10

Compute Units

-

800

Shading Units

1536

40

TMUs

128

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

8.000 GPixel/s

Pixel Rate

25.50 GPixel/s

20.00 GTexel/s

Texture Rate

102.0 GTexel/s

-

800.0 GFLOPS

FP32 (float)

2.448 TFLOPS

160.0 GFLOPS

FP64 (double)

102.0 GFLOPS

Board Design

Unknown

TDP

122W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

M98

GPU Name

GK104

M98 L2 (216-0732019)

GPU Variant

N14E-GTX-A2

TeraScale

Architecture

Kepler

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.956 billion

Transistors

3.54 billion

256 mm²

Die Size

294 mm²

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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