NVIDIA GeForce GTX 680 vs AMD Radeon Pro V620
GPU · Specs Compare
Graphics Card
Release Date
Mar 2012
Nov 2021
Generation
GeForce 600
Radeon Pro
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1006 MHz
1825 MHz
Boost Clock
1058 MHz
2200 MHz
Memory Clock
1502 MHz
2000 MHz
Memory
Memory Size
2GB
32GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
192.3GB/s
512.0GB/s
Render Config
Shading Units
1536
4608
TMUs
128
288
ROPs
32
128
L1 Cache
16 KB (per SMX)
128 KB per Array
L2 Cache
512 KB
4 MB
Compute Units
—
72
RT Cores
—
72
L3 Cache
—
128 MB
Theoretical Performance
Pixel Rate
33.86 GPixel/s
281.6 GPixel/s
Texture Rate
135.4 GTexel/s
633.6 GTexel/s
FP32 (float)
3.250 TFLOPS
20.28 TFLOPS
FP64 (double)
135.4 GFLOPS
1267 GFLOPS
FP16 (half)
—
40.55 TFLOPS
Graphics Processor
GPU Name
GK104
Navi 21
GPU Variant
GK104-400-A2
Navi 21 XT(215-121000177)
Architecture
Kepler
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
3.54 billion
26.8 billion
Die Size
294 mm²
520 mm²
Board Design
TDP
195W
300W
Suggested PSU
450 W
700 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
2x 6-pin
2x 8-pin
Graphics Features
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.2.175
1.3
CUDA
3.0
—
Shader Model
6.5 (5.1)
6.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.