Radeon RX 6700 XT vs Radeon RX 6900 XT
We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 6700 XT and 16GB VRAM Radeon RX 6900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 6700 XT 's Advantages
Boost Clock has increased by 15% (2581MHz vs 2250MHz)
Lower TDP (230W vs 300W)
Radeon RX 6900 XT 's Advantages
More VRAM (16GB vs 12GB)
Larger VRAM bandwidth (512.0GB/s vs 384.0GB/s)
2560 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 6700 XT
13210
Radeon RX 6900 XT
+74%
23040
3DMark Time Spy
Radeon RX 6700 XT
12804
Radeon RX 6900 XT
+62%
20764
3DMark Time Spy Extreme
Radeon RX 6700 XT
5957
Radeon RX 6900 XT
+69%
10076
3DMark Speed Way
Radeon RX 6700 XT
2282
Radeon RX 6900 XT
+71%
3920
Blender
Radeon RX 6700 XT
1748
Radeon RX 6900 XT
+70%
2981
Shadow of the Tomb Raider 2160p
Radeon RX 6700 XT
52
Radeon RX 6900 XT
+51%
79
Shadow of the Tomb Raider 1440p
Radeon RX 6700 XT
96
Radeon RX 6900 XT
+47%
142
Shadow of the Tomb Raider 1080p
Radeon RX 6700 XT
142
Radeon RX 6900 XT
+36%
194
Cyberpunk 2077 2160p
Radeon RX 6700 XT
41
Radeon RX 6900 XT
+60%
66
Cyberpunk 2077 1440p
Radeon RX 6700 XT
49
Radeon RX 6900 XT
+57%
77
Cyberpunk 2077 1080p
Radeon RX 6700 XT
74
Radeon RX 6900 XT
+56%
116
Battlefield 5 2160p
Radeon RX 6700 XT
76
Radeon RX 6900 XT
+50%
114
Battlefield 5 1440p
Radeon RX 6700 XT
144
Radeon RX 6900 XT
+38%
200
Battlefield 5 1080p
Radeon RX 6700 XT
193
Radeon RX 6900 XT
+4%
201
GTA 5 2160p
Radeon RX 6700 XT
83
Radeon RX 6900 XT
+53%
127
GTA 5 1440p
Radeon RX 6700 XT
104
Radeon RX 6900 XT
+46%
152
GTA 5 1080p
Radeon RX 6700 XT
166
Radeon RX 6900 XT
+13%
189
Horizon Forbidden West 1080p
Radeon RX 6700 XT
81
Radeon RX 6900 XT
+40%
114
Horizon Forbidden West 1440p
Radeon RX 6700 XT
61
Radeon RX 6900 XT
+45%
89
Horizon Forbidden West 2160p
Radeon RX 6700 XT
35
Radeon RX 6900 XT
+60%
56
Graphics Card
Mar 2021
Release Date
Oct 2020
Navi II
Generation
Navi II
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
2321 MHz
Base Clock
1825 MHz
2581 MHz
Boost Clock
2250 MHz
2000 MHz
Memory Clock
2000 MHz
Memory
12GB
Memory Size
16GB
GDDR6
Memory Type
GDDR6
192bit
Memory Bus
256bit
384.0GB/s
Bandwidth
512.0GB/s
Render Config
40
Compute Units
80
2560
Shading Units
5120
160
TMUs
320
64
ROPs
128
40
RT Cores
80
128 KB per Array
L1 Cache
128 KB per Array
3 MB
L2 Cache
4 MB
96 MB
L3 Cache
128 MB
Theoretical Performance
165.2 GPixel/s
Pixel Rate
288.0 GPixel/s
413.0 GTexel/s
Texture Rate
720.0 GTexel/s
26.43 TFLOPS
FP16 (half)
46.08 TFLOPS
13.21 TFLOPS
FP32 (float)
23.04 TFLOPS
825.9 GFLOPS
FP64 (double)
1440 GFLOPS
Board Design
230W
TDP
300W
550 W
Suggested PSU
700 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x HDMI 2.1
2x DisplayPort 1.4a
1x USB Type-C
1x 6-pin + 1x 8-pin
Power Connectors
2x 8-pin
Graphics Processor
Navi 22
GPU Name
Navi 21
Navi 22 XT
(215-127000006)
GPU Variant
Navi 21 XTX
(215-121000167)
RDNA 2.0
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
7 nm
Process Size
7 nm
17.2 billion
Transistors
26.8 billion
335 mm²
Die Size
520 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.1
OpenCL
2.1
1.3
Vulkan
1.3
6.5
Shader Model
6.5
