GPU DB

Back to All GPUs

GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon RX 5500 XT

108%
108%

AMD Radeon HD 7990

93%
93%
AMD Radeon RX 5500 XT is approximately 15% faster

Technical Specifications

SpecificationAMD Radeon RX 5500 XTAMD Radeon HD 7990
Graphics ProcessorDifferent
Navi 14
Malta x2
CoresDifferent
1408
2048 x2
TMUsDifferent
88
128 x2
ROPsDifferent
32
32 x2
Memory SizeDifferent
4 GB
3 GB x2
Memory TypeDifferent
GDDR6
GDDR5
Bus WidthDifferent
128 bit
384 bit x2

Graphics Processor

FeatureAMD Radeon RX 5500 XTAMD Radeon HD 7990
GPU NameDifferent
Navi 14
Malta
GPU VariantDifferent
Navi 14 XTX(215-0932396)
Malta XT(215-0849026)
ArchitectureDifferent
RDNA 1.0
GCN 1.0
Foundry
TSMC
TSMC
Process SizeDifferent
7 nm
28 nm
TransistorsDifferent
6,400 million
4,313 million
DensityDifferent
40.5M / mm²
11.8M / mm²
Die SizeDifferent
158 mm²
365 mm²
Chip PackageDifferent
BGA-1125
N/A

Graphics Card

FeatureAMD Radeon RX 5500 XTAMD Radeon HD 7990
Release DateDifferent
Dec 12th, 2019
Apr 24th, 2013
GenerationDifferent
Navi(RX 5000)
Southern Islands(HD 7900)
PredecessorDifferent
Vega
Northern Islands
SuccessorDifferent
Navi II
Sea Islands
ProductionDifferent
Active
End-of-life
Launch PriceDifferent
169 USD
999 USD
Bus InterfaceDifferent
PCIe 4.0 x8
PCIe 3.0 x16
ReviewsDifferent
49 in our database
37 in our database

Clock Speeds

FeatureAMD Radeon RX 5500 XTAMD Radeon HD 7990
Base ClockDifferent
1607 MHz
950 MHz
Game ClockDifferent
1717 MHz
N/A
Boost ClockDifferent
1845 MHz
1000 MHz
Memory ClockDifferent
1750 MHz14 Gbps effective
1500 MHz6 Gbps effective

Memory

FeatureAMD Radeon RX 5500 XTAMD Radeon HD 7990
Memory SizeDifferent
4 GB
3 GB
Memory TypeDifferent
GDDR6
GDDR5
Memory BusDifferent
128 bit
384 bit
BandwidthDifferent
224.0 GB/s
288.0 GB/s

Render Config

FeatureAMD Radeon RX 5500 XTAMD Radeon HD 7990
Shading UnitsDifferent
1408
2048
TMUsDifferent
88
128
ROPs
32
32
Compute UnitsDifferent
22
32
L2 CacheDifferent
2 MB
768 KB
L1 CacheDifferent
N/A
16 KB (per CU)

Theoretical Performance

FeatureAMD Radeon RX 5500 XTAMD Radeon HD 7990
Pixel RateDifferent
59.04 GPixel/s
32.00 GPixel/s
Texture RateDifferent
162.4 GTexel/s
128.0 GTexel/s
FP16 (half)Different
10.39 TFLOPS (2:1)
N/A
FP32 (float)Different
5.196 TFLOPS
4.096 TFLOPS
FP64 (double)Different
324.7 GFLOPS (1:16)
1,024.0 GFLOPS (1:4)

Board Design

FeatureAMD Radeon RX 5500 XTAMD Radeon HD 7990
Slot Width
Dual-slot
Dual-slot
LengthDifferent
180 mm7.1 inches
304 mm12 inches
TDPDifferent
130 W
375 W
Suggested PSUDifferent
300 W
750 W
OutputsDifferent
1x HDMI 2.0b3x DisplayPort 1.4a
1x DVI4x mini-DisplayPort 1.2
Power ConnectorsDifferent
1x 8-pin
2x 8-pin
Part NumberDifferent
102-D33220
N/A
Board NumberDifferent
109-D33257-00B_02
109-C47637-00A_02
HeightDifferent
N/A
106 mm4.2 inches
WidthDifferent
N/A
38 mm1.5 inches

Graphics Features

FeatureAMD Radeon RX 5500 XTAMD Radeon HD 7990
DirectXDifferent
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCLDifferent
2.1
2.1 (1.2)
VulkanDifferent
1.3
1.2.175
Shader ModelDifferent
6.8
6.5 (5.1)

Comparison Summary

7
Specifications Compared
8
Feature Categories
51
Detailed Features

More Comparisons with AMD Radeon RX 5500 XT

Compare AMD Radeon RX 5500 XT with other GPUs of similar performance

More Comparisons with AMD Radeon HD 7990

Compare AMD Radeon HD 7990 with other GPUs of similar performance