Radeon RX 6800 XT vs Radeon RX 6750 GRE 12 GB
We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 XT and 12GB VRAM Radeon RX 6750 GRE 12 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 6800 XT 's Advantages
More VRAM (16GB vs 12GB)
Larger VRAM bandwidth (512.0GB/s vs 432.0GB/s)
2048 additional rendering cores
Radeon RX 6750 GRE 12 GB 's Advantages
Released 3 years late
Boost Clock has increased by 15% (2581MHz vs 2250MHz)
Lower TDP (250W vs 300W)
Score
Benchmark
FP32 (float)
Radeon RX 6800 XT
+57%
20740
Radeon RX 6750 GRE 12 GB
13210
3DMark Time Spy
Radeon RX 6800 XT
+53%
19329
Radeon RX 6750 GRE 12 GB
12611
3DMark Time Spy Extreme
Radeon RX 6800 XT
+59%
9315
Radeon RX 6750 GRE 12 GB
5837
3DMark Speed Way
Radeon RX 6800 XT
+64%
3653
Radeon RX 6750 GRE 12 GB
2219
Blender
Radeon RX 6800 XT
+76%
2752
Radeon RX 6750 GRE 12 GB
1561
Graphics Card
Oct 2020
Release Date
Oct 2023
Navi II
Generation
Navi II
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1825 MHz
Base Clock
2321 MHz
2250 MHz
Boost Clock
2581 MHz
2000 MHz
Memory Clock
2250 MHz
Memory
16GB
Memory Size
12GB
GDDR6
Memory Type
GDDR6
256bit
Memory Bus
192bit
512.0GB/s
Bandwidth
432.0GB/s
Render Config
72
Compute Units
40
4608
Shading Units
2560
288
TMUs
160
128
ROPs
64
72
RT Cores
40
128 KB per Array
L1 Cache
128 KB per Array
4 MB
L2 Cache
3 MB
128 MB
L3 Cache
96 MB
Theoretical Performance
288.0 GPixel/s
Pixel Rate
165.2 GPixel/s
648.0 GTexel/s
Texture Rate
413.0 GTexel/s
41.47 TFLOPS
FP16 (half)
26.43 TFLOPS
20.74 TFLOPS
FP32 (float)
13.21 TFLOPS
1296 GFLOPS
FP64 (double)
825.9 GFLOPS
Board Design
300W
TDP
250W
700 W
Suggested PSU
600 W
1x HDMI 2.1
2x DisplayPort 1.4a
1x USB Type-C
Outputs
1x HDMI 2.1
3x DisplayPort 1.4a
2x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
Navi 21
GPU Name
Navi 22
Navi 21 XT
(215-121000177)
GPU Variant
Navi 22 KXT
(215-127000144)
RDNA 2.0
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
7 nm
Process Size
7 nm
26.8 billion
Transistors
17.2 billion
520 mm²
Die Size
335 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
6.7
