Home GPU Comparison AMD Radeon HD 7670 OEM vs AMD Radeon 550X 640SP

AMD Radeon HD 7670 OEM vs AMD Radeon 550X 640SP

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7670 OEM and 4GB VRAM Radeon 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7670 OEM 's Advantages
Larger VRAM bandwidth (64.00GB/s vs 48.00GB/s)
AMD Radeon 550X 640SP 's Advantages
Released 6 years and 3 months late
Boost Clock1071MHz
More VRAM (4GB vs 512GB)
160 additional rendering cores
Lower TDP (50W vs 66W)

Score

Benchmark

FP32 (float)
Radeon HD 7670 OEM
0.768 TFLOPS
Radeon 550X 640SP +78%
1.371 TFLOPS
VS

Graphics Card

Jan 2012
Release Date
Apr 2018
Southern Islands
Generation
Polaris
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

-
Base Clock
1019 MHz
-
Boost Clock
1071 MHz
1000 MHz
Memory Clock
1500 MHz

Memory

512MB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
64bit
64.00GB/s
Bandwidth
48.00GB/s

Render Config

6
Compute Units
10
-
-
-
480
Shading Units
640
24
TMUs
40
8
ROPs
16
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

6.400 GPixel/s
Pixel Rate
17.14 GPixel/s
19.20 GTexel/s
Texture Rate
42.84 GTexel/s
-
FP16 (half)
1371 GFLOPS
768.0 GFLOPS
FP32 (float)
1371 GFLOPS
-
FP64 (double)
85.68 GFLOPS

Board Design

66W
TDP
50W
250 W
Suggested PSU
250 W
1x DVI 1x DisplayPort 1.1 1x VGA
Outputs
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
None
Power Connectors
None

Graphics Processor

Turks
GPU Name
Lexa
Turks XT (215-0803000)
GPU Variant
Lexa PRO (215-0904018)
TeraScale 2
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
40 nm
Process Size
14 nm
0.716 billion
Transistors
2.2 billion
118 mm²
Die Size
103 mm²

Graphics Features

11.2 (11_0)
DirectX
12 (12_0)
4.4
OpenGL
4.6
1.2
OpenCL
2.1
N/A
Vulkan
1.2
-
-
-
5.0
Shader Model
6.4

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