AMD Radeon RX 6600 LE vs ATI Radeon HD 5870
We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 LE and 1024MB VRAM Radeon HD 5870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 6600 LE 's Advantages
Released 14 years and 3 months late
Boost Clock2495MHz
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (224.0GB/s vs 153.6GB/s)
192 additional rendering cores
Lower TDP (132W vs 188W)
Score
Benchmark
FP32 (float)
Radeon RX 6600 LE
+228%
8.942 TFLOPS
Radeon HD 5870
2.72 TFLOPS
Graphics Card
Dec 2023
Release Date
Sep 2009
Navi II
Generation
Evergreen
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
1626 MHz
Base Clock
-
2495 MHz
Boost Clock
-
1750 MHz
Memory Clock
1200 MHz
Memory
8GB
Memory Size
1024MB
GDDR6
Memory Type
GDDR5
128bit
Memory Bus
256bit
224.0GB/s
Bandwidth
153.6GB/s
Render Config
28
Compute Units
20
-
-
-
1792
Shading Units
1600
112
TMUs
80
64
ROPs
32
-
-
-
28
RT Cores
-
128 KB per Array
L1 Cache
8 KB (per CU)
2 MB
L2 Cache
512 KB
32 MB
L3 Cache
-
Theoretical Performance
159.7 GPixel/s
Pixel Rate
27.20 GPixel/s
279.4 GTexel/s
Texture Rate
68.00 GTexel/s
17.88 TFLOPS
FP16 (half)
-
8.942 TFLOPS
FP32 (float)
2.720 TFLOPS
558.9 GFLOPS
FP64 (double)
544.0 GFLOPS
Board Design
132W
TDP
188W
300 W
Suggested PSU
450 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
2x DVI
1x HDMI 1.3a
1x DisplayPort 1.1
1x 8-pin
Power Connectors
2x 6-pin
Graphics Processor
Navi 23
GPU Name
Cypress
Navi 23 XL
(215-130000016)
GPU Variant
Cypress XT
(215-0735033)
RDNA 2.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
7 nm
Process Size
40 nm
11.06 billion
Transistors
2.154 billion
237 mm²
Die Size
334 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.1
OpenCL
1.2
1.3
Vulkan
N/A
-
-
-
6.7
Shader Model
5.0
