Home GPU Comparison NVIDIA GeForce 840M vs NVIDIA GeForce 800M

NVIDIA GeForce 840M vs NVIDIA GeForce 800M

We compared two Mobile platform GPUs: 2GB VRAM GeForce 840M and 1024MB VRAM GeForce 800M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 840M 's Advantages
Boost Clock1124MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (16.02GB/s vs 14.40GB/s)
336 additional rendering cores
NVIDIA GeForce 800M 's Advantages
Lower TDP (15W vs 33W)

Score

Benchmark

FP32 (float)
GeForce 840M +507%
0.863 TFLOPS
GeForce 800M
0.142 TFLOPS
VS

Graphics Card

Mar 2014
Release Date
Mar 2014
GeForce 800M
Generation
GeForce 800M
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 2.0 x16

Clock Speeds

1029 MHz
Base Clock
-
1124 MHz
Boost Clock
-
1001 MHz
Memory Clock
900 MHz

Memory

2GB
Memory Size
1024MB
DDR3
Memory Type
DDR3
64bit
Memory Bus
64bit
16.02GB/s
Bandwidth
14.40GB/s

Render Config

-
-
-
-
SM Count
1
384
Shading Units
48
16
TMUs
8
8
ROPs
8
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
64 KB (per SM)
1024 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

8.992 GPixel/s
Pixel Rate
1.476 GPixel/s
17.98 GTexel/s
Texture Rate
5.904 GTexel/s
-
-
-
863.2 GFLOPS
FP32 (float)
141.7 GFLOPS
26.98 GFLOPS
FP64 (double)
11.81 GFLOPS

Board Design

33W
TDP
15W
-
-
-
No outputs
Outputs
No outputs
-
-
-

Graphics Processor

GM108
GPU Name
GF117
N15S-GT
GPU Variant
N14M-GL
Maxwell
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
Unknown
Transistors
0.585 billion
Unknown
Die Size
116 mm²

Graphics Features

12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.3
Vulkan
N/A
5.0
CUDA
2.1
5.1
Shader Model
5.1

Related GPU Comparisons

Related News

© 2024 - TopCPU.net   Contact Us Privacy Policy