GeForce RTX 2080 vs Radeon R9 285X
We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 2080 and 3GB VRAM Radeon R9 285X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 2080 's Advantages
Boost Clock1710MHz
More VRAM (8GB vs 3GB)
Larger VRAM bandwidth (448.0GB/s vs 264.0GB/s)
896 additional rendering cores
Radeon R9 285X 's Advantages
Lower TDP (200W vs 215W)
Score
Benchmark
FP32 (float)
GeForce RTX 2080
+145%
10070
Radeon R9 285X
4104
Graphics Card
Sep 2018
Release Date
Unknown
GeForce 20
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1515 MHz
Base Clock
-
1710 MHz
Boost Clock
-
1750 MHz
Memory Clock
1375 MHz
Memory
8GB
Memory Size
3GB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
384bit
448.0GB/s
Bandwidth
264.0GB/s
Render Config
-
Compute Units
32
46
SM Count
-
2944
Shading Units
2048
184
TMUs
128
64
ROPs
32
368
Tensor Cores
-
46
RT Cores
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
4 MB
L2 Cache
768 KB
Theoretical Performance
109.4 GPixel/s
Pixel Rate
32.06 GPixel/s
314.6 GTexel/s
Texture Rate
128.3 GTexel/s
20.14 TFLOPS
FP16 (half)
-
10.07 TFLOPS
FP32 (float)
4.104 TFLOPS
314.6 GFLOPS
FP64 (double)
-
Board Design
215W
TDP
200W
550 W
Suggested PSU
550 W
1x HDMI 2.0
3x DisplayPort 1.4a
1x USB Type-C
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
TU104
GPU Name
Tonga
TU104-400A-A1
GPU Variant
Tonga XT
(215-0851313)
Turing
Architecture
GCN 3.0
TSMC
Foundry
TSMC
12 nm
Process Size
28 nm
13.6 billion
Transistors
5 billion
545 mm²
Die Size
366 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.0
1.3
Vulkan
1.2
7.5
CUDA
-
6.6
Shader Model
6.3
