NVIDIA GeForce 840M: GPU Specs & Benchmarks
The GeForce 840M is a graphics card by NVIDIA, built on the 28 nm process and based on the GM108 graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.
Recommended Gaming Resolutions 640x480 1280x720 1366x768 1600x900 1920x1080 2560x1440 3840x2160
Benchmarks
- 3DMark Time Spy
- 549
- 3DMark Time Spy Extreme
- 130
- 3DMark Fire Strike
- 1385
- 3DMark Fire Strike Extreme
- 716
- 3DMark Fire Strike Ultra
- 262
- 3DMark Wild Life
- 3213
- 3DMark Wild Life Extreme
- 991
- 3DMark Night Raid
- 5182
Graphics Processor (GPU)
- GPU Name
- GM108
- Model number
- N15S-GT
- Architecture
- Maxwell
- Foundry
- TSMC
- Process Size
- 28 nm
- Transistors
- unknown
- Die Size
- unknown
Graphics Card
- Release Date
- Mar 12th, 2014
- Family
- GeForce 800M
- Production
- End-of-life
- Predecessor
- GeForce 700M
- Bus Interface
- PCIe 3.0 x8
Memory
- Memory Size
- 2 GB
- Memory Type
- DDR3
- Memory Bus
- 64 bit
- Bandwidth
- 16.02 GB/s
Performance
- Pixel fillrate
- 8.992 GPixel/s
- Texture fillrate
- 17.98 GTexel/s
- FP32 (float) performance
- 863.2 GFLOPS
- FP64 (double) performance
- 26.98 GFLOPS (1:32)
Clock Speeds
- Base Clock
- 1029 MHz
- Boost Clock
- 1124 MHz
- Memory Clock
- 1001 MHz
2 Gbps effective
Render Config
- Shading Units
- 384
- TMUs
- 16
- ROPs
- 8
- L1 Cache
- 64 KB (per SMM)
- L2 Cache
- 1024 KB
Board Design
- Slot Width
- IGP
- Thermal design power (TDP)
- 33 W
- Display Connectors
- No outputs
API support
- DirectX
- 12 (11_0)
- OpenGL
- 4.6
- OpenCL
- 3.0
- Vulkan
- 1.1
- Shader Model
- 5.1
- CUDA
- 5.0
