AMD Radeon RX 6950 XT vs NVIDIA GeForce GT 545
We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6950 XT and 1536MB VRAM GeForce GT 545 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 6950 XT 's Advantages
Released 11 years late
Boost Clock2310MHz
More VRAM (16GB vs 1536GB)
Larger VRAM bandwidth (576.0GB/s vs 38.40GB/s)
4976 additional rendering cores
NVIDIA GeForce GT 545 's Advantages
Lower TDP (70W vs 335W)
Score
Benchmark
FP32 (float)
Radeon RX 6950 XT
+5598%
23.65 TFLOPS
GeForce GT 545
0.415 TFLOPS
3DMark Time Spy
Radeon RX 6950 XT
+8987%
21537
GeForce GT 545
237
Graphics Card
May 2022
Release Date
May 2011
Navi II
Generation
GeForce 500
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1860 MHz
Base Clock
-
2310 MHz
Boost Clock
-
2250 MHz
Memory Clock
800 MHz
Memory
16GB
Memory Size
1536MB
GDDR6
Memory Type
DDR3
256bit
Memory Bus
192bit
576.0GB/s
Bandwidth
38.40GB/s
Render Config
80
Compute Units
-
-
SM Count
3
5120
Shading Units
144
320
TMUs
24
128
ROPs
16
-
-
-
80
RT Cores
-
128 KB per Array
L1 Cache
64 KB (per SM)
4 MB
L2 Cache
384 KB
128 MB
L3 Cache
-
Theoretical Performance
295.7 GPixel/s
Pixel Rate
4.320 GPixel/s
739.2 GTexel/s
Texture Rate
17.28 GTexel/s
47.31 TFLOPS
FP16 (half)
-
23.65 TFLOPS
FP32 (float)
414.7 GFLOPS
1478 GFLOPS
FP64 (double)
34.56 GFLOPS
Board Design
335W
TDP
70W
700 W
Suggested PSU
250 W
1x HDMI 2.1
2x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 1.3a
1x VGA
2x 8-pin
Power Connectors
None
Graphics Processor
Navi 21
GPU Name
GF116
Navi 21 KXTX
(215-121000289)
GPU Variant
-
RDNA 2.0
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
7 nm
Process Size
40 nm
26.8 billion
Transistors
1.17 billion
520 mm²
Die Size
238 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
