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GPU

DELL

Dell GTX 850M 4 GB

Graphics processor

Video memory: 4 GB^*
Memory bus: 128 bit^*
Rated memory bandwidth: 28.80 GB/s^*

No matched benchmark results are available for this entry yet.

Processing & platform

Architecture: Maxwell^*
Process node: 28 nm^*
GPU cores: 640^*
Graphics interface: PCIe 3.0 x16^*
Reported chip die area: 148 mm²^*
Transistors: 1,870 million^*
GPU L2 cache: 2 MB^*
Graphics processor: GM107^*
Texture mapping units: 40^*
Raster output units: 16^*
Chip foundry: TSMC^*
Card or module format: IGP^*
Declared GPU TDP: 45 W^*
External power connectors: None^*
DirectX / feature level: 12 (11_0)^*
OpenGL: 4.6^*
OpenCL: 3.0^*
Vulkan: 1.4^*
CUDA compute capability: 5.0^*
Shader model: 6.7 (5.1)^*

Memory & storage

Memory options: 4^*
Video memory: 4 GB^*
Video memory type: DDR3^*
Memory bus: 128 bit^*
Rated memory bandwidth: 28.80 GB/s^*

Power specifications

Thermal design power: 45 W^*

System configuration

Detailed specifications

Specifications 1 · 22 fields

proc transistors: 1,870 million^*
proc die size: 148^* mm²
cores: 640^*
memory clock: 900^*
ram: 4^*
name: Dell GTX 850M 4 GB^*
ram type: DDR3^*
bus width: 128^*
bus interface: PCIe 3.0 x16^*
ram bandwidth: 28.8^* GB/s
fp32 performance: 1.1546^*
fp64 performance: 0.0361^*
tdp: 45^* W
slot width: IGP^*
api cuda: 5^*
is retail board: Yes^*
gpi value: 1.03^*
manufacturer: DELL^*
arch name: Maxwell^*
card release date: 2014-03-12^*
proc foundry: TSMC^*
proc process size: 28^* nm

Specifications 2 · 34 fields

CUDA compute capability

5.0^*

DirectX / feature level

12 (11_0)^*

OpenCL

3.0^*

OpenGL

4.6^*

Shader model

6.7 (5.1)^*

Vulkan

1.4^*

Graphics interface

PCIe 3.0 x16^*

Memory bus

128^* bit

Reported shader processors

640^*

Reported theoretical FP32 peak

1.155^* TFLOPS

Scope and conditions

Arithmetic density: Not stated^*

Reported theoretical FP64 peak

0.0361^* TFLOPS

Scope and conditions

Arithmetic density: Not stated^*

Declared L1 cache configuration

24 KB (per SMM)^*

Declared GPU L2 cache

2 MB^*

Reported display outputs

Portable Device Dependent^*

Theoretical pixel fill rate

14.43 GPixel/s^*

External power connectors

None^*

Reported chip die area

148 mm²^*

Chip foundry

TSMC^*

Process node declaration

28 nm^*

Transistors

1.87 billion^*

Graphics processor

GM107^*

Reported video memory

4^* GB

Rated memory bandwidth

28.80 GB/s^*

Video memory type

DDR3^*

Raster output units

16^*

Reported shading units

640^*

Card or module format

IGP^*

2:4 tensor sparsity

No^*

Declared GPU TDP

45 W^*

Theoretical texture fill rate

36.08 GTexel/s^*

Texture mapping units

40^*

GPU cores

640^*

Video memory

4^* GB

Video memory type

DDR3^*

* Provisional data