AMD Radeon R5 220 OEM vs NVIDIA GeForce GT 645 OEM
We compared two Desktop platform GPUs: 1024MB VRAM Radeon R5 220 OEM and 1024MB VRAM GeForce GT 645 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R5 220 OEM 's Advantages
Released 1 years and 8 months late
Lower TDP (19W vs 102W)
NVIDIA GeForce GT 645 OEM 's Advantages
Larger VRAM bandwidth (91.87GB/s vs 8.528GB/s)
208 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R5 220 OEM
0.104 TFLOPS
GeForce GT 645 OEM
+759%
0.894 TFLOPS
Graphics Card
Dec 2013
Release Date
Apr 2012
Volcanic Islands
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
533 MHz
Memory Clock
957 MHz
Memory
1024MB
Memory Size
1024MB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
192bit
8.528GB/s
Bandwidth
91.87GB/s
Render Config
2
Compute Units
-
-
SM Count
6
80
Shading Units
288
8
TMUs
48
4
ROPs
24
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
64 KB (per SM)
128 KB
L2 Cache
384 KB
-
-
-
Theoretical Performance
2.600 GPixel/s
Pixel Rate
9.312 GPixel/s
5.200 GTexel/s
Texture Rate
37.25 GTexel/s
-
-
-
104.0 GFLOPS
FP32 (float)
894.0 GFLOPS
-
FP64 (double)
74.50 GFLOPS
Board Design
19W
TDP
102W
200 W
Suggested PSU
300 W
1x DVI
1x HDMI 1.3a
1x VGA
Outputs
2x DVI
1x mini-HDMI 1.3a
None
Power Connectors
-
Graphics Processor
Cedar
GPU Name
GF114
Cedar PRO
GPU Variant
-
TeraScale 2
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
0.292 billion
Transistors
1.95 billion
59 mm²
Die Size
332 mm²
Graphics Features
11.2 (11_0)
DirectX
12 (11_0)
4.4
OpenGL
4.6
1.2
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
2.1
5.0
Shader Model
5.1
