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
P102-100
CORE STATE
GP102
VRAM
5 GB
CLOCK SPEED
1683 MHz
TDP
250 W
BUS WIDTH
320 bit
ARCHITECTURE
Pascal
PROCESS
16 nm
LAUNCH DATE
2018
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 680
P102-100
Core Specs
Shading Units
1,536
3,200
+108.3%
Shaders
1,536
3,200
+108.3%
TMUs
128
200
+56.3%
ROPs
32
80
+150.0%
SM Count
—
25
Clocks
Base Clock
1006 MHz
1582 MHz
Boost Clock
1058 MHz
1683 MHz
Memory Clock
1502 MHz
6 Gbps effective
1376 MHz
11 Gbps effective
Memory
Memory Size
2 GB
5 GB
VRAM (MB)
2,048
5,120
+150.0%
Memory Type
GDDR5
GDDR5X
Memory Bus
256 bit
320 bit
Bandwidth
192.3 GB/s
440.3 GB/s
Cache
L1 Cache
16 KB (per SMX)
48 KB (per SM)
L2 Cache
512 KB
2.5 MB
Performance
Pixel Rate
33.86 GPixel/s
134.6 GPixel/s
Texture Rate
135.4 GTexel/s
336.6 GTexel/s
FP32 (TFLOPS)
3.250 TFLOPS
10.77 TFLOPS
FP64 (TFLOPS)
135.4 GFLOPS (1:24)
336.6 GFLOPS (1:32)
FP16 (TFLOPS)
—
168.3 GFLOPS (1:64)
Power
TDP
195 W
250 W
TDP (W)
195
250
+28.2%
Suggested PSU
450 W
600 W
Power Connectors
2x 6-pin
2x 8-pin
Architecture
Architecture
Kepler
Pascal
GPU Name
GK104
GP102
Generation
GeForce 600
Mining GPUs
Process Size
28 nm
16 nm
Transistors
3,540 million
11,800 million
Die Size
294 mm²
471 mm²
Foundry
TSMC
TSMC
Density
12.0M / mm²
25.1M / 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
6.1
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
256 mm
10.1 inches
267 mm
10.5 inches
Height
111 mm
4.4 inches
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 1.0 x4
Other
Launch Price
499 USD
—
Production
End-of-life
End-of-life
Predecessor
GeForce 500
—
Successor
GeForce 700
—