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
Tesla P4
CORE STATE
GP104
VRAM
8 GB
CLOCK SPEED
1114 MHz
TDP
75 W
BUS WIDTH
256 bit
ARCHITECTURE
Pascal
PROCESS
16 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 680
Tesla P4
Core Specs
Shading Units
1,536
2,560
+66.7%
Shaders
1,536
2,560
+66.7%
TMUs
128
160
+25.0%
ROPs
32
64
+100.0%
SM Count
—
20
Clocks
Base Clock
1006 MHz
886 MHz
Boost Clock
1058 MHz
1114 MHz
Memory Clock
1502 MHz
6 Gbps effective
1502 MHz
6 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
192.3 GB/s
Cache
L1 Cache
16 KB (per SMX)
48 KB (per SM)
L2 Cache
512 KB
2 MB
Performance
Pixel Rate
33.86 GPixel/s
71.30 GPixel/s
Texture Rate
135.4 GTexel/s
178.2 GTexel/s
FP32 (TFLOPS)
3.250 TFLOPS
5.704 TFLOPS
FP64 (TFLOPS)
135.4 GFLOPS (1:24)
178.2 GFLOPS (1:32)
FP16 (TFLOPS)
—
89.12 GFLOPS (1:64)
Power
TDP
195 W
75 W
TDP (W)
195
75
-61.5%
Suggested PSU
450 W
250 W
Power Connectors
2x 6-pin
None
Architecture
Architecture
Kepler
Pascal
GPU Name
GK104
GP104
Generation
GeForce 600
Tesla Pascal
(Pxx)
Process Size
28 nm
16 nm
Transistors
3,540 million
7,200 million
Die Size
294 mm²
314 mm²
Foundry
TSMC
TSMC
Density
12.0M / mm²
22.9M / 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
Single-slot
Length
256 mm
10.1 inches
168 mm
6.6 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 3.0 x16
Other
Launch Price
499 USD
—
Production
End-of-life
End-of-life
Predecessor
GeForce 500
Tesla Maxwell
Successor
GeForce 700
Tesla Volta