NVIDIA GeForce 840A videocard review

NVIDIA GeForce 840A

GeForce 840A videocard released by NVIDIA; release date: 17 March 2014. The videocard is designed for desktop-computers and based on Maxwell microarchitecture codenamed GM108.

Core clock speed - 1029 MHz. Boost clock speed - 1124 MHz. Texture fill rate - 17.98 GTexel / s. Pipelines - 384. Floating-point performance - 863.2 gflops. Manufacturing process technology - 28 nm. Power consumption (TDP) - 33 Watt.

Memory type: DDR3. Maximum RAM amount - 1 GB. Memory bus width - 64 Bit. Memory clock speed - 2002 MHz. Memory bandwidth - 16.02 GB / s.

Benchmarks

PassMark
G3D Mark
Top 1 GPU
This GPU
38534
1123
PassMark
G2D Mark
Top 1 GPU
This GPU
1294
221
Geekbench
OpenCL
Top 1 GPU
This GPU
345391
5596
GFXBench 4.0
Car Chase Offscreen
Top 1 GPU
This GPU
34770 Frames
2188 Frames
GFXBench 4.0
Car Chase Offscreen
Top 1 GPU
This GPU
34770.000 Fps
2188.000 Fps
GFXBench 4.0
Manhattan
Top 1 GPU
This GPU
27823 Frames
2314 Frames
GFXBench 4.0
Manhattan
Top 1 GPU
This GPU
27823.000 Fps
2314.000 Fps
GFXBench 4.0
T-Rex
Top 1 GPU
This GPU
69225 Frames
3117 Frames
GFXBench 4.0
T-Rex
Top 1 GPU
This GPU
69225.000 Fps
3117.000 Fps
Name Value
PassMark - G3D Mark 1123
PassMark - G2D Mark 221
Geekbench - OpenCL 5596
GFXBench 4.0 - Car Chase Offscreen 2188 Frames
GFXBench 4.0 - Car Chase Offscreen 2188.000 Fps
GFXBench 4.0 - Manhattan 2314 Frames
GFXBench 4.0 - Manhattan 2314.000 Fps
GFXBench 4.0 - T-Rex 3117 Frames
GFXBench 4.0 - T-Rex 3117.000 Fps

Specifications (specs)

Essentials

Architecture Maxwell
Code name GM108
Launch date 17 March 2014
Place in performance rating 1003
Type Desktop

Technical info

Boost clock speed 1124 MHz
Core clock speed 1029 MHz
Floating-point performance 863.2 gflops
Manufacturing process technology 28 nm
Pipelines 384
Texture fill rate 17.98 GTexel / s
Thermal Design Power (TDP) 33 Watt

Video outputs and ports

Display Connectors No outputs

Compatibility, dimensions and requirements

Interface PCIe 3.0 x8

API support

DirectX 12.0 (11_0)
OpenGL 4.6

Memory

Maximum RAM amount 1 GB
Memory bandwidth 16.02 GB / s
Memory bus width 64 Bit
Memory clock speed 2002 MHz
Memory type DDR3