Radeon RX 6600 XT vs Radeon X1600 XT Dual
We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 XT and 256MB VRAM Radeon X1600 XT Dual to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 6600 XT 's Advantages
Boost Clock2589MHz
More VRAM (8GB vs 256GB)
Larger VRAM bandwidth (256.0GB/s vs 22.08GB/s)
2048 additional rendering cores
Score
Graphics Card
Jul 2021
Release Date
Unknown
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
690 MHz
Memory
8GB
Memory Size
256MB
GDDR6
Memory Type
GDDR3
128bit
Memory Bus
128bit
256.0GB/s
Bandwidth
22.08GB/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
2.360 GPixel/s
331.4 GTexel/s
Texture Rate
2.360 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
2x DVI
1x 8-pin
Power Connectors
1x Molex
Graphics Processor
Navi 23
GPU Name
RV530
Navi 23 XT
(215-130000006)
GPU Variant
-
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
