NVIDIA GeForce RTX 4070 Max-Q vs NVIDIA GeForce GTX 850A

VS

NVIDIA GeForce RTX 4070 Max-Q NVIDIA GeForce GTX 850A

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 4070 Max Q and 2GB VRAM GeForce GTX 850A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4070 Max-Q 's Advantages

Released 8 years and 10 months late

Boost Clock has increased by 31% (1230MHz vs 936MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 28.80GB/s)

3968 additional rendering cores

Lower TDP (35W vs 45W)

Score

Benchmark

FP32 (float)

GeForce RTX 4070 Max Q +846%

11.34 TFLOPS

GeForce GTX 850A

1.198 TFLOPS

GeForce RTX 4070 Max Q

VS

GeForce GTX 850A

Graphics Card

Jan 2023

Release Date

Mar 2014

GeForce 40 Mobile

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

735 MHz

Base Clock

902 MHz

1230 MHz

Boost Clock

936 MHz

1750 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

128bit

Memory Bus

128bit

224.0GB/s

Bandwidth

28.80GB/s

Render Config

36

SM Count

-

Compute Units

-

4608

Shading Units

640

144

TMUs

40

48

ROPs

16

144

Tensor Cores

-

36

RT Cores

-

128 KB (per SM)

L1 Cache

64 KB (per SMM)

32 MB

L2 Cache

2 MB

Theoretical Performance

59.04 GPixel/s

Pixel Rate

14.98 GPixel/s

177.1 GTexel/s

Texture Rate

37.44 GTexel/s

11.34 TFLOPS

FP16 (half)

-

11.34 TFLOPS

FP32 (float)

1198 GFLOPS

177.1 GFLOPS

FP64 (double)

37.44 GFLOPS

Graphics Processor

AD106

GPU Name

GM107

GN21-X6

GPU Variant

N15P-GT-A1

Ada Lovelace

Architecture

Maxwell

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

Unknown

Transistors

1.87 billion

190 mm²

Die Size

148 mm²

Board Design

35W

TDP

45W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.9

CUDA

5.0

6.7

Shader Model

5.1

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