NVIDIA GeForce GTX 850A vs NVIDIA RTX A4000 Max-Q

VS

NVIDIA GeForce GTX 850A

NVIDIA RTX A4000 Max-Q

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 850A and 8GB VRAM RTX A4000 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 850A 's Advantages

Lower TDP (45W vs 80W)

NVIDIA RTX A4000 Max-Q 's Advantages

Released 7 years and 1 months late

Boost Clock has increased by 49% (1395MHz vs 936MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (352.0GB/s vs 28.80GB/s)

4480 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 850A

1.198 TFLOPS

RTX A4000 Max Q +1091%

14.28 TFLOPS

GeForce GTX 850A

VS

RTX A4000 Max Q

Graphics Card

Mar 2014

Release Date

Apr 2021

GeForce 800A

Generation

Quadro Ampere-M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

902 MHz

Base Clock

780 MHz

936 MHz

Boost Clock

1395 MHz

900 MHz

Memory Clock

1375 MHz

Memory

2GB

Memory Size

8GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

352.0GB/s

Render Config

-

SM Count

40

640

Shading Units

5120

40

TMUs

160

16

ROPs

80

-

Tensor Cores

160

-

RT Cores

40

64 KB (per SMM)

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

4 MB

-

Theoretical Performance

14.98 GPixel/s

Pixel Rate

111.6 GPixel/s

37.44 GTexel/s

Texture Rate

223.2 GTexel/s

-

FP16 (half)

14.28 TFLOPS

1198 GFLOPS

FP32 (float)

14.28 TFLOPS

37.44 GFLOPS

FP64 (double)

223.2 GFLOPS

Board Design

45W

TDP

80W

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

GM107

GPU Name

GA104

N15P-GT-A1

GPU Variant

-

Maxwell

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

1.87 billion

Transistors

17.4 billion

148 mm²

Die Size

392 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

5.0

CUDA

8.6

5.1

Shader Model

6.7

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