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
Quadro 3000M
CORE STATE
GF104
VRAM
2 GB
CLOCK SPEED
—
TDP
75 W
BUS WIDTH
256 bit
ARCHITECTURE
Fermi
PROCESS
40 nm
LAUNCH DATE
2011
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
840M
Quadro 3000M
Core Specs
Shading Units
384
240
-37.5%
Shaders
384
240
-37.5%
TMUs
16
40
+150.0%
ROPs
8
32
+300.0%
SM Count
—
5
Clocks
Base Clock
1029 MHz
—
Boost Clock
1124 MHz
—
GPU Clock
—
450 MHz
Shader Clock
—
900 MHz
Memory Clock
1001 MHz
2 Gbps effective
625 MHz
2.5 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
256 bit
Bandwidth
16.02 GB/s
80.00 GB/s
Cache
L1 Cache
64 KB (per SMM)
64 KB (per SM)
L2 Cache
1024 KB
512 KB
Performance
Pixel Rate
8.992 GPixel/s
4.500 GPixel/s
Texture Rate
17.98 GTexel/s
18.00 GTexel/s
FP32 (TFLOPS)
863.2 GFLOPS
432.0 GFLOPS
FP64 (TFLOPS)
26.98 GFLOPS (1:32)
36.00 GFLOPS (1:12)
Power
TDP
33 W
75 W
TDP (W)
33
75
+127.3%
Power Connectors
None
None
Architecture
Architecture
Maxwell
Fermi
GPU Name
GM108S
GF104
Generation
GeForce 800M
Quadro Fermi-M
(x000M)
Process Size
28 nm
40 nm
Transistors
1,020 million
1,950 million
Die Size
77 mm²
332 mm²
Foundry
TSMC
TSMC
Density
13.2M / mm²
5.9M / mm²
API Support
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.4
—
OpenCL
3.0
1.1
CUDA
5.0
2.1
Shader Model
6.7 (5.1)
5.1
Physical
Slot Width
IGP
MXM Module
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
MXM-B (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
GeForce 700M
Quadro FX Mobile
Successor
GeForce 900M
Quadro Kepler-M