GPU Comparison
GEFORCE
NVIDIA GeForce GTX 680
CORE STATE
GK104
VRAM
2 GB
CLOCK SPEED
1058 MHz
TDP
195 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
VS
GEFORCE
GeForce GTX 880M
CORE STATE
GK104
VRAM
8 GB
CLOCK SPEED
993 MHz
TDP
122 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 680
GTX 880M
Core Specs
Shading Units
1,536
1,536
0.0%
Shaders
1,536
1,536
0.0%
TMUs
128
128
0.0%
ROPs
32
32
0.0%
Clocks
Base Clock
1006 MHz
954 MHz
Boost Clock
1058 MHz
993 MHz
Memory Clock
1502 MHz
6 Gbps effective
1250 MHz
5 Gbps effective
Memory
Memory Size
2 GB
8 GB
VRAM (MB)
2,048
8,192
+300.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
256 bit
Bandwidth
192.3 GB/s
160.0 GB/s
Cache
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
512 KB
512 KB
Performance
Pixel Rate
33.86 GPixel/s
31.78 GPixel/s
Texture Rate
135.4 GTexel/s
127.1 GTexel/s
FP32 (TFLOPS)
3.250 TFLOPS
3.050 TFLOPS
FP64 (TFLOPS)
135.4 GFLOPS (1:24)
127.1 GFLOPS (1:24)
Power
TDP
195 W
122 W
TDP (W)
195
122
-37.4%
Suggested PSU
450 W
—
Power Connectors
2x 6-pin
None
Architecture
Architecture
Kepler
Kepler
GPU Name
GK104
GK104
Generation
GeForce 600
GeForce 800M
Process Size
28 nm
28 nm
Transistors
3,540 million
3,540 million
Die Size
294 mm²
294 mm²
Foundry
TSMC
TSMC
Density
12.0M / mm²
12.0M / mm²
API Support
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.175
1.2.175
OpenCL
3.0
3.0
CUDA
3.0
3.0
Shader Model
6.5 (5.1)
6.5 (5.1)
Physical
Slot Width
Dual-slot
MXM Module
Length
256 mm
10.1 inches
—
Height
111 mm
4.4 inches
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Portable Device Dependent
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Other
Launch Price
499 USD
—
Production
End-of-life
End-of-life
Predecessor
GeForce 500
GeForce 700M
Successor
GeForce 700
GeForce 900M