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GPU Comparison
AMD Radeon HD 6990 vs AMD Radeon RX 5300
AMD Radeon HD 6990 vs AMD Radeon RX 5300
VS
AMD Radeon HD 6990
AMD Radeon RX 5300
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 3GB VRAM Radeon RX 5300 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6990 's Advantages
128 additional rendering cores
AMD Radeon RX 5300 's Advantages
Released 9 years and 2 months late
Boost Clock1645MHz
More VRAM (3GB vs 2GB)
Larger VRAM bandwidth (168.0GB/s vs 160.0GB/s)
Lower TDP (100W vs 375W)
Score
Benchmark
FP32 (float)
Radeon HD 6990
2.55 TFLOPS
Radeon RX 5300
+81%
4.632 TFLOPS
Radeon HD 6990
VS
Radeon RX 5300
Graphics Card
Mar 2011
Release Date
May 2020
Northern Islands
Generation
Navi
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
-
Base Clock
1327 MHz
-
Boost Clock
1645 MHz
1250 MHz
Memory Clock
1750 MHz
Memory
2GB
Memory Size
3GB
GDDR5
Memory Type
GDDR6
256bit
Memory Bus
96bit
160.0GB/s
Bandwidth
168.0GB/s
Render Config
-
SM Count
-
24
Compute Units
22
1536
Shading Units
1408
96
TMUs
88
32
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
1536 KB
Theoretical Performance
26.56 GPixel/s
Pixel Rate
52.64 GPixel/s
79.68 GTexel/s
Texture Rate
144.8 GTexel/s
-
FP16 (half)
9.265 TFLOPS
2.550 TFLOPS
FP32 (float)
4.632 TFLOPS
637.4 GFLOPS
FP64 (double)
289.5 GFLOPS
Graphics Processor
Antilles
GPU Name
Navi 14
Antilles XT (215-0807027)
GPU Variant
Navi 14 XE
TeraScale 3
Architecture
RDNA 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
7 nm
2.64 billion
Transistors
6.4 billion
389 mm²
Die Size
158 mm²
Board Design
375W
TDP
100W
750 W
Suggested PSU
300 W
1x DVI 4x mini-DisplayPort 1.2
Outputs
1x HDMI 2.1 3x DisplayPort 1.4a
2x 8-pin
Power Connectors
1x 6-pin
Graphics Features
11.2 (11_0)
DirectX
12 (12_1)
4.4
OpenGL
4.6
1.2
OpenCL
2.1
N/A
Vulkan
1.3
-
CUDA
-
5.0
Shader Model
6.5
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