Radeon RX 6600 XT vs Radeon X1650 GTO
We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 XT and 256MB VRAM Radeon X1650 GTO to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 6600 XT 's Advantages
Released 13 years and 7 months late
Boost Clock2589MHz
More VRAM (8GB vs 256GB)
Larger VRAM bandwidth (256.0GB/s vs 12.54GB/s)
2048 additional rendering cores
Score
Graphics Card
Jul 2021
Release Date
Dec 2007
Navi II
Generation
Radeon R500 PCIe
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 1.0 x16
Clock Speeds
1968 MHz
Base Clock
-
2589 MHz
Boost Clock
-
2000 MHz
Memory Clock
392 MHz
Memory
8GB
Memory Size
256MB
GDDR6
Memory Type
DDR2
128bit
Memory Bus
128bit
256.0GB/s
Bandwidth
12.54GB/s
Render Config
32
Compute Units
-
2048
Shading Units
-
128
TMUs
4
64
ROPs
4
32
RT Cores
-
128 KB per Array
L1 Cache
-
2 MB
L2 Cache
-
32 MB
L3 Cache
-
Theoretical Performance
165.7 GPixel/s
Pixel Rate
2.348 GPixel/s
331.4 GTexel/s
Texture Rate
2.348 GTexel/s
21.21 TFLOPS
FP16 (half)
-
10.60 TFLOPS
FP32 (float)
-
662.8 GFLOPS
FP64 (double)
-
Board Design
160W
TDP
Unknown
450 W
Suggested PSU
200 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x HDMI
1x VGA
1x 8-pin
Power Connectors
None
Graphics Processor
Navi 23
GPU Name
RV530
Navi 23 XT
(215-130000006)
GPU Variant
RV530 LE
RDNA 2.0
Architecture
Ultra-Threaded SE
TSMC
Foundry
TSMC
7 nm
Process Size
90 nm
11.06 billion
Transistors
0.157 billion
237 mm²
Die Size
150 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
9.0c (9_3)
4.6
OpenGL
2.1
2.1
OpenCL
N/A
1.3
Vulkan
N/A
6.7
Shader Model
3.0
