Radeon RX 6800 XT vs Radeon X1600 XT Dual
We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 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 6800 XT 's Advantages
Boost Clock2250MHz
More VRAM (16GB vs 256GB)
Larger VRAM bandwidth (512.0GB/s vs 22.08GB/s)
4608 additional rendering cores
Score
Graphics Card
Oct 2020
Release Date
Unknown
Navi II
Generation
Radeon R500 PCIe
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
1825 MHz
Base Clock
-
2250 MHz
Boost Clock
-
2000 MHz
Memory Clock
690 MHz
Memory
16GB
Memory Size
256MB
GDDR6
Memory Type
GDDR3
256bit
Memory Bus
128bit
512.0GB/s
Bandwidth
22.08GB/s
Render Config
72
Compute Units
-
4608
Shading Units
-
288
TMUs
4
128
ROPs
4
72
RT Cores
-
128 KB per Array
L1 Cache
-
4 MB
L2 Cache
-
128 MB
L3 Cache
-
Theoretical Performance
288.0 GPixel/s
Pixel Rate
2.360 GPixel/s
648.0 GTexel/s
Texture Rate
2.360 GTexel/s
41.47 TFLOPS
FP16 (half)
-
20.74 TFLOPS
FP32 (float)
-
1296 GFLOPS
FP64 (double)
-
Board Design
300W
TDP
Unknown
700 W
Suggested PSU
200 W
1x HDMI 2.1
2x DisplayPort 1.4a
1x USB Type-C
Outputs
2x DVI
2x 8-pin
Power Connectors
1x Molex
Graphics Processor
Navi 21
GPU Name
RV530
Navi 21 XT
(215-121000177)
GPU Variant
-
RDNA 2.0
Architecture
Ultra-Threaded SE
TSMC
Foundry
TSMC
7 nm
Process Size
90 nm
26.8 billion
Transistors
0.157 billion
520 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
6.5
Shader Model
3.0
