Radeon RX 6800 XT vs GeForce GTX 460 OEM
We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 XT and 1024MB VRAM GeForce GTX 460 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 6800 XT 's Advantages
Released 10 years late
Boost Clock2250MHz
More VRAM (16GB vs 1024GB)
Larger VRAM bandwidth (512.0GB/s vs 108.8GB/s)
4272 additional rendering cores
GeForce GTX 460 OEM 's Advantages
Lower TDP (150W vs 300W)
Score
Benchmark
FP32 (float)
Radeon RX 6800 XT
+2272%
20740
GeForce GTX 460 OEM
874
Graphics Card
Oct 2020
Release Date
Oct 2010
Navi II
Generation
GeForce 400
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1825 MHz
Base Clock
-
2250 MHz
Boost Clock
-
2000 MHz
Memory Clock
850 MHz
Memory
16GB
Memory Size
1024MB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
256bit
512.0GB/s
Bandwidth
108.8GB/s
Render Config
72
Compute Units
-
-
SM Count
7
4608
Shading Units
336
288
TMUs
56
128
ROPs
32
72
RT Cores
-
128 KB per Array
L1 Cache
64 KB (per SM)
4 MB
L2 Cache
512 KB
128 MB
L3 Cache
-
Theoretical Performance
288.0 GPixel/s
Pixel Rate
9.100 GPixel/s
648.0 GTexel/s
Texture Rate
36.40 GTexel/s
41.47 TFLOPS
FP16 (half)
-
20.74 TFLOPS
FP32 (float)
873.6 GFLOPS
1296 GFLOPS
FP64 (double)
72.80 GFLOPS
Board Design
300W
TDP
150W
700 W
Suggested PSU
450 W
1x HDMI 2.1
2x DisplayPort 1.4a
1x USB Type-C
Outputs
2x DVI
1x mini-HDMI 1.3a
2x 8-pin
Power Connectors
2x 6-pin
Graphics Processor
Navi 21
GPU Name
GF104
Navi 21 XT
(215-121000177)
GPU Variant
GF104-325-A1
RDNA 2.0
Architecture
Fermi
TSMC
Foundry
TSMC
7 nm
Process Size
40 nm
26.8 billion
Transistors
1.95 billion
520 mm²
Die Size
332 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.1
OpenCL
1.1
1.3
Vulkan
N/A
-
CUDA
2.1
6.5
Shader Model
5.1