Home GPU Comparison AMD Radeon RX 6700 XT vs AMD Radeon RX 6600 XT

AMD Radeon RX 6700 XT vs AMD Radeon RX 6600 XT

AMD Radeon RX 6700 XT
VS
AMD Radeon RX 6600 XT
AMD Radeon RX 6700 XT AMD Radeon RX 6600 XT
We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 6700 XT and 8GB VRAM Radeon RX 6600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6700 XT 's Advantages
More VRAM (12GB vs 8GB)
Larger VRAM bandwidth (384.0GB/s vs 256.0GB/s)
512 additional rendering cores
AMD Radeon RX 6600 XT 's Advantages
Boost Clock has increased by 0% (2589MHz vs 2581MHz)
Lower TDP (160W vs 230W)

Score

Benchmark

FP32 (float)
Radeon RX 6700 XT +24%
13.21 TFLOPS
Radeon RX 6600 XT
10.6 TFLOPS
3DMark Time Spy
Radeon RX 6700 XT +33%
12772
Radeon RX 6600 XT
9577
Blender
Radeon RX 6700 XT +38%
1642
Radeon RX 6600 XT
1187
Shadow of the Tomb Raider 2160p
Radeon RX 6700 XT +36%
52
Radeon RX 6600 XT
38
Shadow of the Tomb Raider 1440p
Radeon RX 6700 XT +33%
96
Radeon RX 6600 XT
72
Shadow of the Tomb Raider 1080p
Radeon RX 6700 XT +19%
142
Radeon RX 6600 XT
119
Cyberpunk 2077 2160p
Radeon RX 6700 XT +41%
41
Radeon RX 6600 XT
29
Cyberpunk 2077 1440p
Radeon RX 6700 XT +36%
49
Radeon RX 6600 XT
36
Cyberpunk 2077 1080p
Radeon RX 6700 XT +27%
74
Radeon RX 6600 XT
58
Battlefield 5 2160p
Radeon RX 6700 XT +31%
76
Radeon RX 6600 XT
58
Battlefield 5 1440p
Radeon RX 6700 XT +29%
144
Radeon RX 6600 XT
111
Battlefield 5 1080p
Radeon RX 6700 XT +34%
193
Radeon RX 6600 XT
144
GTA 5 2160p
Radeon RX 6700 XT +36%
83
Radeon RX 6600 XT
61
GTA 5 1440p
Radeon RX 6700 XT +26%
104
Radeon RX 6600 XT
82
GTA 5 1080p
Radeon RX 6700 XT +11%
166
Radeon RX 6600 XT
149
Horizon Forbidden West 1080p
Radeon RX 6700 XT +26%
81
Radeon RX 6600 XT
64
Horizon Forbidden West 1440p
Radeon RX 6700 XT +27%
61
Radeon RX 6600 XT
48
Horizon Forbidden West 2160p
Radeon RX 6700 XT +34%
35
Radeon RX 6600 XT
26
Radeon RX 6700 XT
VS
Radeon RX 6600 XT

Graphics Card

Mar 2021
Release Date
Jul 2021
Navi II
Generation
Navi II
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x8

Clock Speeds

2321 MHz
Base Clock
1968 MHz
2581 MHz
Boost Clock
2589 MHz
2000 MHz
Memory Clock
2000 MHz

Memory

12GB
Memory Size
8GB
GDDR6
Memory Type
GDDR6
192bit
Memory Bus
128bit
384.0GB/s
Bandwidth
256.0GB/s

Render Config

-
SM Count
-
40
Compute Units
32
2560
Shading Units
2048
160
TMUs
128
64
ROPs
64
-
Tensor Cores
-
40
RT Cores
32
128 KB per Array
L1 Cache
128 KB per Array
3 MB
L2 Cache
2 MB

Theoretical Performance

165.2 GPixel/s
Pixel Rate
165.7 GPixel/s
413.0 GTexel/s
Texture Rate
331.4 GTexel/s
26.43 TFLOPS
FP16 (half)
21.21 TFLOPS
13.21 TFLOPS
FP32 (float)
10.60 TFLOPS
825.9 GFLOPS
FP64 (double)
662.8 GFLOPS

Graphics Processor

Navi 22
GPU Name
Navi 23
Navi 22 XT (215-127000006)
GPU Variant
Navi 23 XT (215-130000006)
RDNA 2.0
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
7 nm
Process Size
7 nm
17.2 billion
Transistors
11.06 billion
335 mm²
Die Size
237 mm²

Board Design

230W
TDP
160W
550 W
Suggested PSU
450 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
1x HDMI 2.1 3x DisplayPort 1.4a
1x 6-pin + 1x 8-pin
Power Connectors
1x 8-pin

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
-
CUDA
-
6.5
Shader Model
6.7

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