GPU Comparison
GEFORCE
NVIDIA GeForce GTX 680M
CORE STATE
GK104
VRAM
4 GB
CLOCK SPEED
758 MHz
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
VS
GEFORCE
GeForce GTX 980 Ti
CORE STATE
GM200
VRAM
6 GB
CLOCK SPEED
1076 MHz
TDP
250 W
BUS WIDTH
384 bit
ARCHITECTURE
Maxwell 2.0
PROCESS
28 nm
LAUNCH DATE
2015
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
3dmark_3dmark_steel_nomad_dx12
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 680M
GTX 980 Ti
Core Specs
Shading Units
1,344
2,816
+109.5%
Shaders
1,344
2,816
+109.5%
TMUs
112
176
+57.1%
ROPs
32
96
+200.0%
Clocks
Base Clock
719 MHz
1000 MHz
Boost Clock
758 MHz
1076 MHz
Memory Clock
900 MHz
3.6 Gbps effective
1753 MHz
7 Gbps effective
Memory
Memory Size
4 GB
6 GB
VRAM (MB)
4,096
6,144
+50.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
384 bit
Bandwidth
115.2 GB/s
336.6 GB/s
Cache
L1 Cache
16 KB (per SMX)
48 KB (per SMM)
L2 Cache
512 KB
3 MB
Performance
Pixel Rate
21.22 GPixel/s
103.3 GPixel/s
Texture Rate
84.90 GTexel/s
189.4 GTexel/s
FP32 (TFLOPS)
2.038 TFLOPS
6.060 TFLOPS
FP64 (TFLOPS)
84.90 GFLOPS (1:24)
189.4 GFLOPS (1:32)
Power
TDP
100 W
250 W
TDP (W)
100
250
+150.0%
Suggested PSU
—
600 W
Power Connectors
None
1x 6-pin + 1x 8-pin
Architecture
Architecture
Kepler
Maxwell 2.0
GPU Name
GK104
GM200
Generation
GeForce 600M
GeForce 900
Process Size
28 nm
28 nm
Transistors
3,540 million
8,000 million
Die Size
294 mm²
601 mm²
Foundry
TSMC
TSMC
Density
12.0M / mm²
13.3M / mm²
API Support
DirectX
12 (11_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.175
1.4
OpenCL
3.0
3.0
CUDA
3.0
5.2
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
MXM Module
Dual-slot
Length
—
267 mm
10.5 inches
Height
—
111 mm
4.4 inches
Outputs
Portable Device Dependent
1x DVI1x HDMI 2.03x DisplayPort 1.2
Bus Interface
MXM-B (3.0)
PCIe 3.0 x16
Other
Launch Price
—
649 USD
Production
End-of-life
End-of-life
Predecessor
GeForce 500M
GeForce 700
Successor
GeForce 700M
GeForce 10