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
Quadro K4000
CORE STATE
GK106
VRAM
3 GB
CLOCK SPEED
—
TDP
80 W
BUS WIDTH
192 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 680
Quadro K4000
Core Specs
Shading Units
1,536
768
-50.0%
Shaders
1,536
768
-50.0%
TMUs
128
64
-50.0%
ROPs
32
24
-25.0%
Clocks
Base Clock
1006 MHz
—
Boost Clock
1058 MHz
—
GPU Clock
—
810 MHz
Memory Clock
1502 MHz
6 Gbps effective
1404 MHz
5.6 Gbps effective
Memory
Memory Size
2 GB
3 GB
VRAM (MB)
2,048
3,072
+50.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
192 bit
Bandwidth
192.3 GB/s
134.8 GB/s
Cache
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
512 KB
384 KB
Performance
Pixel Rate
33.86 GPixel/s
12.96 GPixel/s
Texture Rate
135.4 GTexel/s
51.84 GTexel/s
FP32 (TFLOPS)
3.250 TFLOPS
1,244.2 GFLOPS
FP64 (TFLOPS)
135.4 GFLOPS (1:24)
51.84 GFLOPS (1:24)
Power
TDP
195 W
80 W
TDP (W)
195
80
-59.0%
Suggested PSU
450 W
250 W
Power Connectors
2x 6-pin
1x 6-pin
Architecture
Architecture
Kepler
Kepler
GPU Name
GK104
GK106
Generation
GeForce 600
Quadro Kepler
(Kx000)
Process Size
28 nm
28 nm
Transistors
3,540 million
2,540 million
Die Size
294 mm²
221 mm²
Foundry
TSMC
TSMC
Density
12.0M / mm²
11.5M / 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
Single-slot
Length
256 mm
10.1 inches
241 mm
9.5 inches
Height
111 mm
4.4 inches
111 mm
4.4 inches
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x DVI2x DisplayPort 1.2
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Other
Launch Price
499 USD
1,269 USD
Production
End-of-life
End-of-life
Predecessor
GeForce 500
Quadro Fermi
Successor
GeForce 700
Quadro Maxwell