Home GPU Comparison AMD Radeon 550X 640SP vs NVIDIA GeForce GTX 780 Rev. 2

AMD Radeon 550X 640SP vs NVIDIA GeForce GTX 780 Rev. 2

AMD Radeon 550X 640SP
VS
NVIDIA GeForce GTX 780 Rev. 2
AMD Radeon 550X 640SP NVIDIA GeForce GTX 780 Rev. 2
We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP and 3GB VRAM GeForce GTX 780 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 640SP 's Advantages
Released 4 years and 7 months late
Boost Clock has increased by 19% (1071MHz vs 902MHz)
More VRAM (4GB vs 3GB)
Lower TDP (50W vs 250W)
NVIDIA GeForce GTX 780 Rev. 2 's Advantages
Larger VRAM bandwidth (288.4GB/s vs 48.00GB/s)
1664 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon 550X 640SP
1.371 TFLOPS
GeForce GTX 780 Rev. 2 +203%
4.156 TFLOPS
Radeon 550X 640SP
VS
GeForce GTX 780 Rev. 2

Graphics Card

Apr 2018
Release Date
Sep 2013
Polaris
Generation
GeForce 700
Desktop
Type
Desktop
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16

Clock Speeds

1019 MHz
Base Clock
863 MHz
1071 MHz
Boost Clock
902 MHz
1500 MHz
Memory Clock
1502 MHz

Memory

4GB
Memory Size
3GB
GDDR5
Memory Type
GDDR5
64bit
Memory Bus
384bit
48.00GB/s
Bandwidth
288.4GB/s

Render Config

-
SM Count
-
10
Compute Units
-
640
Shading Units
2304
40
TMUs
192
16
ROPs
48
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per SMX)
256 KB
L2 Cache
1536 KB

Theoretical Performance

17.14 GPixel/s
Pixel Rate
43.30 GPixel/s
42.84 GTexel/s
Texture Rate
173.2 GTexel/s
1371 GFLOPS
FP16 (half)
-
1371 GFLOPS
FP32 (float)
4.156 TFLOPS
85.68 GFLOPS
FP64 (double)
173.2 GFLOPS

Graphics Processor

Lexa
GPU Name
GK110B
Lexa PRO (215-0904018)
GPU Variant
GK110-300-B1
GCN 4.0
Architecture
Kepler
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
2.2 billion
Transistors
7.08 billion
103 mm²
Die Size
561 mm²

Board Design

50W
TDP
250W
250 W
Suggested PSU
600 W
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
None
Power Connectors
1x 6-pin + 1x 8-pin

Graphics Features

12 (12_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.1
OpenCL
3.0
1.2
Vulkan
1.1
-
CUDA
3.5
6.4
Shader Model
5.1

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