GPU Comparison
GEFORCE
NVIDIA GeForce 840M
CORE STATE
GM108S
VRAM
2 GB
CLOCK SPEED
1124 MHz
TDP
33 W
BUS WIDTH
64 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2014
VS
GEFORCE
GeForce GT 1010
CORE STATE
GP108
VRAM
2 GB
CLOCK SPEED
1468 MHz
TDP
30 W
BUS WIDTH
64 bit
ARCHITECTURE
Pascal
PROCESS
14 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
840M
GT 1010
Core Specs
Shading Units
384
256
-33.3%
Shaders
384
256
-33.3%
TMUs
16
16
0.0%
ROPs
8
8
0.0%
SM Count
—
2
Clocks
Base Clock
1029 MHz
1228 MHz
Boost Clock
1124 MHz
1468 MHz
Memory Clock
1001 MHz
2 Gbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
2 GB
2 GB
VRAM (MB)
2,048
2,048
0.0%
Memory Type
DDR3
GDDR5
Memory Bus
64 bit
64 bit
Bandwidth
16.02 GB/s
48.06 GB/s
Cache
L1 Cache
64 KB (per SMM)
16 KB (per SM)
L2 Cache
1024 KB
256 KB
Performance
Pixel Rate
8.992 GPixel/s
11.74 GPixel/s
Texture Rate
17.98 GTexel/s
23.49 GTexel/s
FP32 (TFLOPS)
863.2 GFLOPS
751.6 GFLOPS
FP64 (TFLOPS)
26.98 GFLOPS (1:32)
31.32 GFLOPS (1:24)
Power
TDP
33 W
30 W
TDP (W)
33
30
-9.1%
Suggested PSU
—
200 W
Power Connectors
None
None
Architecture
Architecture
Maxwell
Pascal
GPU Name
GM108S
GP108
Generation
GeForce 800M
GeForce 10
Process Size
28 nm
14 nm
Transistors
1,020 million
1,800 million
Die Size
77 mm²
74 mm²
Foundry
TSMC
Samsung
Density
13.2M / mm²
24.3M / mm²
API Support
DirectX
12 (11_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
3.0
3.0
CUDA
5.0
6.1
Shader Model
6.7 (5.1)
6.8
Physical
Slot Width
IGP
Single-slot
Length
—
147 mm
5.8 inches
Outputs
Portable Device Dependent
1x DVI1x mini-HDMI 2.0
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x4
Other
Production
End-of-life
End-of-life
Predecessor
GeForce 700M
GeForce 900
Successor
GeForce 900M
GeForce 20