NVIDIA GeForce GTX 850A vs AMD Radeon R7 A265

VS

NVIDIA GeForce GTX 850A

AMD Radeon R7 A265

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 850A and 2GB VRAM Radeon R7 A265 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 850A 's Advantages

Boost Clock has increased by 13% (936MHz vs 825MHz)

256 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 850A +89%

1.198 TFLOPS

Radeon R7 A265

0.633 TFLOPS

GeForce GTX 850A

VS

Radeon R7 A265

Graphics Card

Mar 2014

Release Date

Jan 2014

GeForce 800A

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

902 MHz

Base Clock

725 MHz

936 MHz

Boost Clock

825 MHz

900 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

DDR3

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

28.80GB/s

Render Config

-

Compute Units

6

-

640

Shading Units

384

40

TMUs

24

16

ROPs

8

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

14.98 GPixel/s

Pixel Rate

6.600 GPixel/s

37.44 GTexel/s

Texture Rate

19.80 GTexel/s

-

1198 GFLOPS

FP32 (float)

633.6 GFLOPS

37.44 GFLOPS

FP64 (double)

39.60 GFLOPS

Board Design

45W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GM107

GPU Name

Opal

N15P-GT-A1

GPU Variant

Opal XT

Maxwell

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

0.95 billion

148 mm²

Die Size

77 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1 (1.2)

1.3

Vulkan

1.2.170

5.0

CUDA

-

5.1

Shader Model

6.5 (5.1)

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